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The bolt or nut will continue to turn for half a rotation or so after it first snugs up, before it reaches full engagement and starts getting much harder to turn. $5.13, $5.70 Extractor threads can get stripped out -- see warnings about compatibility earlier in this article. Contact us if you are in need of a tap to repair these threads. Hold the crank to keep it from turning with the wrench. Copyright 2022 Velo Duo Cycles | Powered by Shopify. Also, the joint between crank and spindle is stronger with cotterless cranks. Usually, the crank will fall off in your hand with surprisingly little effort, because of the very high mechanical advantage of the tool. This tool works like a crank puller, except that instead of threading into the crank's extractor hole, it has three hinged arms that hook around the back of the crank. since that is a standard size with clearance for many 15mm Oversize international shipping: Large products including (but not limited to) frames, fork, fenders, handlebars, racks, and rims may incur oversize shipping charges. Metals will have weakened and oxidated in some places, especially on the threads that are crucial for extraction. FREE shipping, ad by SuperhumanKeyboards A small automotive gear puller can remove a crank. Take full advantage of our site features by enabling JavaScript. That is the approach TurtleKeebs All rights reserved. If you are concerned only with being able to service the particular type on your own bicycle, the tool made by the crank manufacturer is probably better, and is lighter than the Park tool. Sutherland calls this crank spindle design "Type II" (type two) or "nut type". corresponds to no obvious units, to no other threads, and since making Aluminum has a higher expansion rate than steel, and you may be able to tap on the back side of the crank and loosen it using a hammer and wooden block. Consequently it is hard to realize how much force is being exerted. The Stronglight and TA cranks were some of the original forged aluminum cranks available for bicycles dating back to the 1950s. This particular tool is not easy to find these days and can be quite expensive to buy, even some bike shops wont have the tool in their workshop. Ad from shop luckeycaps If Stronglight really wanted "bigger than 22mm", 24mm is If you use this type of tool on a Type II [nut type] spindle, it will work, but the threaded end of the spindle may damage the pivot of the tool's collar. The alternate design uses a spindle with a small threaded boss protruding past the ends of the square tapered section. An alternative is to use blue Loctite or similar threadlock compound on the bolt threads. We have placed cookies on your browsing device to enable this website to function correctly. Crank puller / extractor tool for vintage Stronglight crank arms with the 23.35 mm extractor threads. Also, be careful when installing this tool. These beautiful cranks were originally designed with special extractor/puller threads with just enough difference as to require a special tool for their respective crank arms. LeedsRadio The extractor bolt is hardened and laser engraved. The ends of the spindle are square in cross section, and tapered so that they are slightly thinner toward the ends of the spindle. on many of their older cranks. Also check that the boss on the end of the spindle doesn't prevent the dustcap from threading in all the way. and ruins the crank (or at least makes it impossible to remove with a He, too, recommends greasing the square taper. Ad from shop wwwracevelocom Site and Logo by. Send me exclusive offers, unique gift ideas, and personalized tips for shopping and selling on Etsy. FREE shipping, ad by luckeycaps threads that is, 22mm nominal diameter and Ready for the crank puller Now you are ready to use the crank puller. Once you have removed the bolt or nut, be especially careful to remove any washers that may be under the bolt head or nut, or you may easily destroy the crank in trying to push the crank puller "bolt" against the washer! Some of the technologies we use are necessary for critical functions like security and site integrity, account authentication, security and privacy preferences, internal site usage and maintenance data, and to make the site work correctly for browsing and transactions. Ad from shop ThockKing From shop wwwracevelocom, ad by ZappyCappys If you want to be able to service the greatest variety of cranksets with the minimum of tools, the Park puller is the one to buy. Swapping the Free Hub Body on the Grand Bois Hub. Features precision milled threads to perfectly fit your Stronglight model 49d, 63, 93, 99 or TS Bis cranks. We've sent you an email to confirm your subscription. If nothing else works, you could hacksaw the crank off. When removing a splined crank which attaches with a larger-diameter bolt, you will need either to use a special crank puller made for this purpose, or to place an undersized bolt on the end of the spindle. ThockKing Sockets come in six-point and 12-point types. However, loss of crank bolt preload is normal; repeated, routine re-tightening is not recommended. Etsy uses cookies and similar technologies to give you a better experience, enabling things like: Detailed information can be found in Etsys Cookies & Similar Technologies Policy and our Privacy Policy. Crank extractors with specific threads for removal of TA and Stronglight Cranks, The Stronglight extractor has 23.35 mm threads for removal of 49d, 93, 99, and TS cranks, The TA extractor has 23.0 mm threads for removal of the old TA Cranks, both the three arm spider and five bolt attachment. For shop use, many mechanics prefer to use an automotive-type socket wrench, usually with a ratchet handle. You can solve this problem easily by inserting an undersized bolt into the end of the spindle -- the bolt's head should fit inside the square opening in the crank, but protrude beyond it, so the puller bears on the head of this bolt. In retrospect, it seems like an obvious choice is 15mm bolt There is a corresponding tapered square hole in the crank, so the crank fits onto the end of the spindle. Ad from shop HelicalHearth if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[728,90],'sheldonbrown_com-box-4','ezslot_0',820,'0','0'])};if(typeof __ez_fad_position != 'undefined'){__ez_fad_position('div-gpt-ad-sheldonbrown_com-box-4-0')}; Aluminum alloy cotterless cranks have replaced steel cottered cranks on all but the least expensive bicycles. Another benefit of cotterless cranks is that the needed tools weigh only a few ounces. jonnyboytech From shop HelicalHearth, $11.00 This system is particularly well-suited for touring and for air travel when you need to remove either the pedals or the cranks to put your bicycle into a box. Sellers looking to grow their business and reach more interested buyers can use Etsys advertising platform to promote their items. Otherwise, remove the dustcap, if any. The removal bolt is precisely hardened for long life in bike shops or home shop application. This tool will not fit older TA or pre-1982 Stronglight cranks, though. Please. Further, it is not uncommon for crank bolts to come loose while The crank manufacturers all make small, easily carried single-size socket wrenches to fit their fixing bolts. No coupon code required for this deal. a special thread means making special tools to make the crank threads, To install or tighten most cotterless cranks, you need a socket wrench, and to remove a crank from its spindle, you need a cotterless crank puller to fit your brand of crank. On a right crank, the arms should attach near the spindle so the pull doesn't tend to bend the spider. They lead to in sudden failure, and very likely, a crash. Once the dustcap has been removed, the fixing bolt (or nut) is exposed. This has a reversible, double-ended "nut," with a tip on one end for square-taper cranksets, and on the other end for splined cranksets. JA Stein tools are hand-machined in a one-man shop and are of exceptional quality, suitable for bike shop or home use. The wrench flats are in the middle. Great! A splined spindle has one spline different from the others. If you don't have a large enough screwdriver, a cone wrench or a dime will often fit nicely. This must fit entirely inside the splines of the crank. Video. Today, Condition: New, Model: Stronglight, Modified Item: No, Country/Region of Manufacture: United States, Custom Bundle: No, Type: Crank Extractor, Brand: STEIN, Non-Domestic Product: No All use the same one-thread-per-millimeter pitch, and most cranksets have a 22 mm diameter for the dustcap threads: Older T.A. Anyone who has used the incorrect tool on them (typically a standard 22 mm tool), has realized that doing so invariably leaves the crank very damaged. Usually the better-quality sockets will have thinner walls-cheap sockets try to make up for poor quality steel by using more of it. riding, and riding with a loose crank will ruin it. Links to YouTube, Facebook, Twitter and other services inserted in the comment text will be automatically embedded. Here are some things to keep in mind as you shop among the alternatives: Pullers made primarily for Type I [bolt type] cranksets usually have a rotating collar on the end of the "bolt." Ad from shop jonnyboytech Try using a different browser or disabling ad blockers. HelicalHearth If you must use a wrench to fully seat the "nut," be gentle! FREE shipping, ad by wwwracevelocom You've already signed up for some newsletters, but you haven't confirmed your address. Getting a gear puller started, especially on a right crank with four or five arms, may require three or four hands to hold all the parts in place. See the article on bottom-bracket tapers for more detailed information and advice. as 16mm is an uncommon wrench size anyway, and the clearance Some 1990-1996 Campagnolo dustcaps, usually with self-extracting crank bolts, unscrew clockwise, in which case, you may have to resort to using a gear puller on the precious Campagnolo cranks, or heating them with a torch (see below), because left-threaded crank pullers are rare! Find out more in our Cookies & Similar Technologies Policy. Links to YouTube, Facebook, Twitter and other services inserted in the comment text will be automatically embedded. A cotterless crank puller is made up of two parts, one of which is basically a nut and the other a bolt. Free Shipping for Wholesalecustomers with subtotals over $400:Velo Orange offers free shipping for wholesaleorders to the lower 48 States with a subtotal of at least $400. Let's look at the way that a cotterless crank is secured to its spindle. The crank will pull in by about 2 mm when you tighten it, and so the end of the spindle should be recessed by at least 3 mm inside the square tapered hole in the crank. From shop ThockKing, ad by TurtleKeebs Yes! hard to confuse with 23mm and causes no new problems. Please contact us if you have questions about which cranks this will fit.Arizona state residents pay 6.35% tax. You can upload: image, audio, video, document, spreadsheet, interactive, text, archive, code, other. A. Stein Stronglight 23.35 mm Crank Puller Extractor Tool Made in USA Remover 3. The older, more traditional crank design uses a hollow, threaded spindle. Copyright 2008-2022 PicClick Inc. All Rights Reserved. Click here for details. size. These threads will be subjected to severe stress as the crank is removed, and aluminum threads are not noted for their durability! For use with ratchets, six-point sockets are generally preferable anyway. It's legendarily difficult to get the 16-mm bolt out of the smaller Campagnolo-sized dustcap hole on a Zeus crankset. quoted as 23.15, 23.2, or 23.35mm diameter. Here is a video with such a problem. The fixing bolt and washer have been removed. None of those correspond to a common fractional-inch size, End of bolt-type spindle, with bolt and washer. Spa Cycles 2022Powered by i-BikeShop Software 2001-2022 SiWIS Ltd, 48A Camwal Road, Harrogate, HG1 4PT Tel:01423 887003. Stronglight crank removal can be problematic, even with the right tools to hand. is usable with care (although it fits a bit more loosely than it should. Seller: jastein (1,303) 100%, A nut threads onto this boss to secure the crank onto the spindle. Cotters often fail on a fixed-gear or tandem bicycle. I bought a crank puller with two different screw threads, a 23mm screw for TA cranks and a 23.35mm for Stronglight. See More. FREE shipping. JA Stein pullers are offered in Stronglight size (23.35mm) and in TA Specialities size (23mm). This has two advantages: the necessary tool is small and practically weightless, and the Allen head can be exposed through a small hole in the dustcap. It is best to avoid using a nut-type spindle entirely with an older Stronglight, TA Lambert or (heresy!) Ad from shop ComputerizedChamber Any self-extracting system has a dustcap with slots (as shown above) or holes for a pin spanner so the dustcap can be threaded into the crank. From shop Kenykeycap, $19.00 standard crank extractor). Also see the articles on chainline. Before replacing a crank, check it for cracks I use two wrenches to pry the crank with the puller in place. This ensures that all customers benefit from our prices.   United States   |   English (US)   |   $ (USD), remembering account, browser, and regional preferences, remembering privacy and security settings, personalized search, content, and recommendations, helping sellers understand their audience, showing relevant, targeted ads on and off Etsy. You may need to remove the chainwheels first. (10% off), ad by Kenykeycap The serrated face of the nut presses against the crank. J. End of nut-type spindle. Ad from shop KeycapScavenger Please note that we do not participate in the Cycle to Work Scheme or accept Cyclescheme Vouchers. Use of any other thread size removal tool will damage the threads and ruin the crank. By the mid-1980s, manufacturers had perfected cost-cutting ways of making cotterless cranksets, so that the cheaper models cost barely any more than the steel cottered cranks they replaced. This collar is the part that actually pushes against the end of the spindle to pull the crank off. Your email address will not be published. Some crank pullers made for spindles with a protruding boss have a pushing surface with is too large to fit into the square hole in the crank. Without this 23.35mm crank puller, Stronglight crank removal is not possible. 82 sold, 0 available. There is a slight possibility that the spindle threads could be damaged by this, but bottom bracket spindles are made of such very hard steel that the risk is small. In these cases, its just better to leave the crankset on, cleaning is still possible by removing the chain rings for the drive arm. Comment * document.getElementById("comment").setAttribute( "id", "a583172ffdb16970e3c75b7a9660d12a" );document.getElementById("fdbf693558").setAttribute( "id", "comment" ); Attachment Depending on the brand and model, the crank is secured onto the spindle by either a bolt or a nut. 1,303+ items sold. 0% negative feedback. J.A.STEIN Stronglight '49D' Crank Extractor, Find out about the cookies we have set and how we use them. Unlike cottered cranks, cotterless cranks may require special tools to install and especially to remove the cranks from the spindle. (There are a couple of rare exceptions: Early Lambert cranksets were threaded 7/8-inch by 24 threads per inch. 23mm that the 23mm extractor pulls out most of the threads although 15mm is a more common wrench size. If a nut is used, it will be 14 millimeters. Captcha failed to load. If its possible, I just hand turn it. For Stronglight, you should really use a Stronglight puller, but the T.A. Ad from shop LeedsRadio Some will fit tighter than others. Crank bolts which have an Allen head but are not one-key release generally have a plastic dustcap which is attached to the bolt instead of the crank. If you wish to use this type of wrench, you may have some difficulty finding sockets that are the right size for the bolt but have a small enough outside diameter to fit inside the dustcap threads. They are not too far apart, about 10 to 15 degrees to each other. and how the dustcap is threaded in. The socket wrench and crank puller are often sold together in a small tool kit. Learn more. The steel dustcap functions as the "nut" in a standard crank puller, and when you're removing the crank, the fixing bolt functions as the crank puller's "bolt." Until 1982, Stronglight used 23.15mm diameter The "bolt" will press against the end of the spindle, the "nut" will pull on the crank. If the dustcap is attached to the head of the bolt, skip to the section on using a crank puller. If you are replacing a bolt-type spindle with a nut-type spindle, then at your next rebuild, you will need a crank puller which doesn't interfere with the nut. document.write(document.lastModified) with the more common 15/22 combination) a thin-wall socket is box. Align this with the corresponding notch in the crank, or you will ruin the crank. It works for both the Stronglight 49D and Stronglight 93 cranks. From shop ComputerizedChamber, ad by LeedsRadio I turn it in just so it touches the end part of the thread, but not tight. A square-taper spindle will go on any of four ways, but if you have marked it as suggested earlier, then you can put it back on the same way, and it will not have to adapt iself to the spindle again. heads, since 15mm is a standard size, and M24x1.5 extractor threads, KeycapScavenger Stronglight crankset removal for pre-1982 models requires a special tool, a 23.35 crank puller. had 23 mm; and Stronglight, 23.35 mm. Usually, the nut is a special nut with a built-in serrated lock washer, so that no separate washer is required. Features precision milled threads to perfectly fit your Stronglight model 49d, 63, 93, 99 or TS Bis cranks. Some newer cranksets use a splined connection between the spindle and the crank. giving an extra 0.5mm for the socket wall. Using one of these vigorously with a bolt-type (hollow) spindle will only strip out the threads in the crank. To service a T.A. Use the coupon code150SHIPwhen you check out to get the deal. A. Stein Stronglight 23.35 mm Crank Puller Extractor Tool Made in USA Remover 2, J. You might also heat the crank. A. Stein Stronglight 23.35 mm Crank Puller Extractor Tool Made in USA Remover. This can happen without the crank's coming loose. Looks like you already have an account! 23mm is so much larger than 22mm it is hard to damage (On some cranks, most often the less expensive "melt-forged" models, you'll have to apply considerably more effort than this. Jan Heine of Bicycle Quarterly magazine performed an experiment, voted for grease but indicated that some cranks will have problems, greased or not. Campagnolo crank that can't take a standard crank puller. and 59/64" and thus not a metric conversion of a fractional-inch 2021 J. Please contact us if you have questions about which cranks this will fit.Arizona state residents pay 6.35% tax. From shop luckeycaps, ad by HelicalHearth However, If you are using a new crank or spindle, install the crank loosely and make sure that they mate well. Zkeebs If there is a 6, 7 or 8 mm hexagonal Allen-key fitting, the crank may be removable without using a crank puller -- or there may only be a dustcap integrated with the bolt. Much ink has been spilled about whether to grease square-tapered spindles. Six-point sockets tend to have slightly thinner walls, so they are more likely to fit. FREE shipping, ad by ComputerizedChamber Ad from shop ZappyCappys Thus the need for the Stein Crank Extractors/Pullers, with very close tolerance threads milled onto them, ensuring a premium finish to baby your vintage crank arms. They may loosen again; an early warning of this is a loud "crack-crack" noise with each turn of the cranks. and all suffer from the problems below. This will not be a problem for a 14-mm socket, but many 15- and 16-mm sockets are too thick to fit in. Once loose, I turn the puller by hand, easily. For any other brand, you have a wider choice available. Shimano introduced the first such crankset with its One-Key-Release system. Free Shipping to the lower 48 States for USA orders over $150! Once you get the bolt out, your can replace it with a more-easily-removed 14- or 15 mm bolt. Ad from shop Kenykeycap Over the years, the threads can be slightly damaged especially if the caps have been missing for any length of time. Most of these vintage cranks will not have been removed before and will have been in service for more than 40 years. But don't overtighten the "nut" of the puller. If a bolt is used, it will usually have a 15-millimeter head; Stronglight and Zeus used 16-millimeter bolts. Next, you remove the fixing bolt or nut that holds the crank to the spindle. J. It has both a male and a female thread, plus flats for a wrench.) A Jacques Anquetil Super Vitus 971 Review. The tide of opinion seems to be with light greasing. Actually, it is unclear what is the size variously ZappyCappys 15mm bolts are big enough you need a thin-wall socket wrench to Your email address will not be published. Note: that these do not fit standard 22mm Japanese or Italian cranks. I must have removed over 50 Stronglight cranks in my time, and most do come off when the right tool and care is used. The removal bolt is precisely hardened for long life in bike shops or home shop application. The "nut's" large male thread fits into the same threads of the crank that the dustcap screws into. Crank puller / extractor tool for vintage Stronglight crank arms with the 23.35 mm extractor threads. Since the bolt or nut is recessed inside a cavity in the crank, you need a socket wrench to turn it. There was a problem subscribing you to this newsletter. (The "nut" part is actually a bolt and a nut at the same time! If unscrewing the bolt pulls the crank off, you can skip several steps, to the discussion of one-key-release systems, below. so it is usable only with bolt-type cranks. engagement to support the extractor load. Some cranks need no puller. threads which is 0.91929 inches, or between 29/32" The crank has been cross-sectioned in this photo to show how it is attached to the spindle, Except for a few details, crank removal and replacement are as with any bolt-type spindle. Kenykeycap Ships to: US, EUROPE, CA, JP, AU, Dust caps are also prone to becoming stuck, and its quite easy to round the allen key recess by the effort of trying to remove them. A. Stein Stronglight 23.35 mm Crank Puller Extractor Tool Made in USA Remover, J. From shop LeedsRadio, ad by KeycapScavenger Be sure you screw the "nut" part of the tool all the way into the dustcap threads. Also, some Type I pullers simply don't fit on Type II cranksets: the puller's "nut" may interfere with the threaded boss on the spindle, or it may not be possible to unscrew the puller's "bolt" far enough to allow the puller to be threaded into the crank. Ad from shop TurtleKeebs I dont usually tighten the puller into the crank. The maximum upload file size: 100 MB. You can adapt other brands of cranks to this system by replacing the dustcaps and fixing bolts. fit in the 22mm hole. The fixing bolt is removed using a socket wrench. between wrench flats and crank extractor threads is so small that (as A crank with stripped threads can be reinstalled as easily as any other. A hard-to-find crank puller for classic Stronglight or TA cranks. So it is Most square-taper cranks use an extractor with M22x1 It is hard to guess how Stronglight arrived at 23.15, since it M24x1 and M24x1.5 are standard threads, though I do not know if they A slightly less-obvious approach is to use M23x1 extractor threads, You are advised to confirm current specification before buying. The advantages of lighter weight, easier maintenance, and closer dimensional tolerances have made cotterless cranks very popular. There are several types of socket wrenches suitable for removing and re- installing the crank fixing bolt (or nut). Item: 123141983408 Once the "nut" is securely screwed into the crank, tighten the "bolt." Youll see ad results based on factors like relevancy, and the amount sellers pay per click. JA Stein Crank Puller for Classic Stronglight or TA Cranks, Free USA shipping on order subtotals over $150. If you are working on your own bicycle, you may decide to reinstall it, but removing it later is not a job you would want to pass off on someone else! wwwracevelocom presses it against the dustcap. Ad from shop SuperhumanKeyboards From shop TurtleKeebs, Sale Price $5.13 This tool is a joy to use, and with reasonable care will work every time with no complications. Crank bolts often have 14mm or 15mm wrench flats, and From shop KeycapScavenger, $18.00 We will notify you of additional charges. From shop Zkeebs, $8.99 (Don't use a small screwdriver, as you run the risk of damaging the slot--most dustcaps are soft aluminum or plastic.) Set where you live, what language you speak, and the currency you use. From shop ZappyCappys, $45.00 A Rubber Mallet ( For More Stuck-On Cranks ), A 5mm Allen Key For Other Version Of Stronglight Dust Caps. They could be at the corners of the square hole, at the pedal hole or in mid-crank. Original Price $5.70 One holds the puller body and the other one on the pushing bolt. Further, whatever the clearance advantages, at least some Stronglight By contrast, the un-special tools used to remove cottered cranks-a hammer, a drift pin, and a cinder block (article from Bicycling, January/February 1983 now online here) -- require more skill (and luck) on the part of the user. From shop SuperhumanKeyboards, ad by jonnyboytech socket wrenches and 1.5mmm thread pitch should still give enough to make the dustcap, and to make the crank remover. As you loosen the fixing bolt, the head of the bolt pushes against the inside of the dustcap, pulling the crank from the spindle. Note that these do not fit standard 22mm Japanese or Italian cranks. Thanks for the tip, Ill try it next time! Otherwise, the "bolt" will keep you from screwing the "nut" all the way into the dustcap threads. SuperhumanKeyboards It is a good idea to carry a wrench to fit the crank fixing bolts. Great seller with very good positive feedback and over 50 ratings. threads by mistakenly using the wrong extractor. Please note:Stronglight has a bit of a range in their tolerances used for this thread. by John Allen, article from Bicycling, January/February 1983 now online here. Sutherland's Handbook for Bicycle Mechanics calls this crank spindle design "Type I", (Roman numeral, pronounced "type one") or in later editions, "bolt type". 23.15mm is so close to 23mm that a 23mm extractor Instead of the customary 14, 15-mm or 16 bolt, these cranksets use a bolt with a 6, 7 or 8-mm Allen head. If the bicycle is ridden much at all with a loose crank, the spindle hole will become enlarged and misshapen, and the crank must be replaced. You can carry them with you on the road. It is a good idea to mark the crank and spindle so you replace them in the same orientation, and they will seat on each other the same way. You are the salt of the earthYou are the light of the world J. A bolt, properly called the fixing bolt, threads into the spindle. Unfortunately my original went missing in a move and Velo Orange was there when I needed one. 3/8-inch drive sockets tend to be thinner than 1/2-inch drive sockets. Preferred torque wrench readings are in the range of 350 inch pounds, and a torque wrench is recommended if you don't have well-calibrated hands -- especially with splined cranks.. Cranks tend to loosen after first being installed. 28 watchers, 0.1 new watchers per day, 270 days for sale on eBay. Some cranks require only an Allen key for removal and replacement. This crank puller will not retract farther, and starting to form. If the crank starts to get hard to pull off, quit before you strip the threads). The Music of Chance Review ( La Musique Du Hazard ), Vintage Specialized Allez Restoration the Battle, Handle Bike Hauling the Right Way with Yakima, Peugeot Super Competition: the Battle with Rust. These are third party technologies used for things like interest based Etsy ads. There have been a few that refused to yield, not because they were bonded on, but because the threads were destroyed to the point where only brute force with alternative tools would succeed. The Stronglight tool will fit 49d, 93, 99 and TS crank models that use a 23.35 x 1.0 mm thread. The closest thing to a universal crank puller is made by Park. Retrofit kits will work with all Type I spindles (that use a bolt to hold the crank to the spindle) and cranks with 22 mm dustcap threads. Location: Prescott, Arizona, US, All work the same way. Many cranks use snap-in/pry-out dust caps, rather than threaded ones, or the dustcaps may be unscrewed with a five-millimeter Allen wrench or a wide-bladed screwdriver.