Tools

Park's Compact Crank Puller is used to remove Shimano Octalink, ISIS Drive and square-taper cranksets. It includes 2 rotating tips (16.3 and 11.3mm) to make the job easy. This is a great tool for your travel and home tool kit.

Park's Hex Wrench Set offers all the popular Allen wrenches (1.5, 2, 2.5, 3, 4, 5 and 6mm) in a convenient fold-up unit. The tool tips are chamfered for a positive grip and the one-piece fiber-reinforced-resin handle is light, comfortable, slip resistant and 40% stronger than steel.

Park Tool introduced the bicycle world to the 3-way hex wrench set over 30 years ago. Our 3-way wrenches fit perfectly in the palm of the hand and provide excellent leverage, making them a favorite of countless shop mechanics worldwide. AWS-1 FEATURES - 4mm, 5mm, and 6mm hex set - Wrenches made from industrial tool steel, through hardened and tempered for long life - Chamfered tips for a perfect fit

Park's Mini Chain Brute Chain Tool goes anywhere and features a V-shaped handle, a super-strong replaceable pin, and fine threads to make chain removal and installation a breeze. The CT-5 works on any derailleur chain, including Shimano Hyperglide and 9-, 10-, and 11-speed. It works for loosening tight links, too.

Park's Chainring Nut Wrench makes chainring bolt installation and removal easy. It securely holds the slotted nut to prevent spinning when tightening or loosening the bolt. And, it's double-ended to fit most slotted-type nuts, including Campagnolo chainring bolt nuts.

• Updated to be stronger, smoother, and more versatile • Features a new material and redesigned tip for easier entry into just about any tire, including tubeless • The unique design lifts the tire away from the rim and features a spoke hook to use when multiple levers are needed • This set includes 3 tire levers

An economical option for safely and accurately tightening fasteners to proper torque specifications. With a simple gauge readout, the TW-1.2 is intuitive and easy to use, and applies up to 14 Nm of torque to any fastener or component with left or right-handed threads. Perfect for low-torque applications such as stem bolts, levers, and carbon fiber components. 3/8" drive for compatibility with all Park Tool sockets, bits, and crow feet. - 0 to 14 Newton meter (0 to 140 inch-pound) range - 3/8" drive - Reads and registers torque values for both left hand and right hand threading - Length: 11.5" (292 mm)

Park's Heavy-Duty Tire Levers handle the toughest tire-and-rim combinations including difficult downhill and freestyle tires. Their specially designed tips engage the tire bead so it can be removed with just two levers. Plus, these beefy, forged-steel levers are a full 8-inches long for superior leverage.

A great way to hold small parts, tools and components during a repair, Park Tool's Benchtop Overhaul Mat features multiple small pockets and one large work area. It's perfect for suspension work or to organize parts for installation. • Made of a rubber-like PVC • Cleans easily and looks great on any bench • Measures: 14.7” x 7” (38cm x 18cm)

Park's I-Beam Mini Fold-Up Hex Wrench/Screwdriver/Torx Set with Chain Tool includes 1.5, 2, 2.5, 3, 4, 5, and 6mm Allen wrenches, a socket 8mm Allen, a regular screwdriver, a T25 Torx tool (for disc-rotor bolts), a tire lever, spoke wrenches and a chain tool. The I-Beam conveniently fits in pockets and packs, too.

A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 16-notch tool fittings, including Wheels Mfg™ Thread Together & FSA® MegaEvo®. Manufactured in-house by Park Tool, anodized for easy identification, and featuring a ratchet/torque wrench-compatible 3/8" drive. Fits 16-notch bottom bracket tool fittings with a major diameter of 48–50 mm and a minor diameter of 46.4 mm, including: - FSA® MegaEvo® - Wheels Mfg™ Thread Together Note: Does not fit Hope™ BSA30

Park Tool's Bottom Bracket Bearing Tool Set removes and installs (with a bearing press which is sold separately) BB86, BB90, BB92 and Press Fit bottom brackets from Shimano, Race Face, SRAM and others that use a nominal 24mm-diameter spindle. This tool has a bearing remover that fits inside the bottom bracket shell and into the bearing so the bearings can be tapped out of the frame with a hammer. The set also includes two bushings that you use in conjunction with a bearing press for precision bearing installation (bearing press sold separately).

Precision CNC machined aluminum tool for the installation and removal of 16-notch external bearing bottom brackets. Featuring updated tooth profiles to optimize the fit between the tool and high performance BB parts. Anodized and laser engraved for easy identification and featuring a ratchet/torque wrench compatible 3/8-inch drive. - 16-notch 39mm OD cups - Fits: Shimano XTR BB93, Dura-Ace BB9000, Token - Added depth to fit Shimano STEPS square drive motor

Park Tool offers premium-quality reamers for nearly any bicycle standard. The reamers below are designed to quickly, accurately, and precisely ream headtubes when used with Park's Head Tube Reamer (HTR), ensuring a perfect headset fit and prfoessional-quality bicycle build. Choose the correct reamer for your application using the following information: - 751.2: This reamer is sized to 30.1mm. This allows a 0.1mm interference fit when pressing the 30.2mm headset of the “Euro” one-inch standard. - 754.2: This reamer is sized to 33.9mm. The allows a 0.1mm interference fit when pressing the 34.0mm headset of the 1-1/8" standard. - 788: This reamer is sized to 43.95mm. It reams head tubes to accept “internal” headset cups with 44.05 - 44.10mm O.D. (1-1/8 ZS standard). It is used with Park Tool's 690-XL Facing Cutter and 750 Centering Cone. - 738: This reamer is sized to 52.1mm. It is used to ream head tubes using the 1-1/2" integrated headset standard. It is used with Park Tool's 690-XL Facing Cutter and 750.2 Centering Cone Adapter. - 789: This reamer is sized to 55.95mm. It is used to ream head tubes to accept “internal” headset cups with 56.00–56.10mm O.D. (1-1/2 ZS standard). It is used with Park Tool's 690-XXL Facing Cutter and #750 Centering Cone Adaptor. - 799: This reamer is sized to 47mm. It is used for cutting the lower head tube on frames using an IS47 bearing for a 1-1/4" integrated headset. It cuts a 45-degree bearing set shoulder.

World-famous Park Tool quality wrapped up in a great set of metric combination wrenches. The MWR-SET includes 6mm to 17mm wrenches with a 12-point two-way ratcheting box end. Forged from chrome vanadium steel, chrome-plated, meticulously polished, then center dipped in Park Tool blue vinyl for a positive grip. Strong, comfortable, and beautiful! - Includes 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, and 17mm wrenches

The HCW-16.3 is a combination 15mm pedal wrench and chain whip. Use for both pedal removal/installation and for cassette removal. Chain whip features improved compatibility with 5-speed to 12-speed mountain and road bike cassettes and freewheels. The HCW-16.3 is 10.75" long (27.3cm).

• Updated with a new material and new design • Features a wide flat tip for easy entry and fast tire removal, ergonomic shape and a handy spoke hook when multiple levers are needed • Perfect for tight beads and tubeless tires • Sold in sets of two.

These shop-quality L-shaped hex wrenches have a genuine Bondhus balldriver tip on the long arm (excluding the 10mm) for hard-to-reach bolt heads and a straight tip on the short arm for high-torque applications. The HXS-1.2 includes a handy portable tool organizer/holder and it's hinged for easy access. • Includes 1.5, 2, 2.5, 3, 4, 5, 6, 8, and 10 mm sizes • Wrench tips are precision chamfered for a clean, tight fit • Made from industrial-quality Bondhus Protanium high torque steel

We put together this set of carefully chosen tools to do basic maintenance and cleaning as well as perform a wide variety of repairs and adjustments on just about any bicycle. A perfect way to start or add to your collection of shop-quality bicycle tools. The AK-5 includes a tough toolbox to protect your investment. Kit Includes: - AWS-1 3-Way Hex Wrench - BBB-4 Big Blue Book of Bicycle Repair - CC-4 Chain Checker - CM-5.3 Cyclone Chain Scrubber - CN-10 Professional Cable and Housing Cutter - CNW-2 Chainring Nut Wrench - CT-3.3 Chain Tool - DCW-1 Double-Ended Cone Wrench: 13/14mm - DCW-2 Double-Ended Cone Wrench: 15/16mm - DCW-3 Double-Ended Cone Wrench: 17/18mm - DH-1 Dummy Hub - DT-2 Rotor Truing Fork - FR-5.2 Cassette Lockring Tool - GSC-1 GearClean Brush - HCW-16.3 Chain Whip/Pedal Wrench - HXS-1.2 Professional L-Shaped Hex Wrench Set - MLP-1.2 Master Link Pliers - PAW-12 12" Adjustable Wrench - RR-12 Tape Measure - SD-2 #2 Phillips Screwdriver - SD-3 3mm Flat Blade Screwdriver - SW-0 Precision Spoke Wrench: .127" - SW-2 Precision Spoke Wrench: .136" - TL-1.2 Tire Lever Set - TWS-3 Torx Compatible 3-Way Wrench - VC-1 Valve Core Tool

• 12” Tungsten steel hacksaw blade specially designed to smoothly cut carbon composite handlebars, forks, seat masts, seat posts, etc. • Fits Park Tool SAW-1 Hacksaw and most 12” hacksaws • The CSB-1 is designed for use with the SG-8 Saw Guide. NOTE: Similar to a grinding stone, do not use this blade on aluminum

The BKD-1 Hydraulic Brake Bleed Kit will bleed most models of DOT-fluid-based hydraulic brakes. Hydraulic systems need bleeding to remove any air bubbles and to inject new, clean fluid. - Designed and built for home use and the rigors of daily commercial use - Includes two syringes, hoses with shutoff clips, multi-size bleed blocks and a unique attachable syringe mount - Housed in a rugged reusable case - Machined stainless steel and 7075 aluminum fittings to service SRAM, Hayes, Formula, Hope and other brands of DOT-fluid-based hydraulic brake systems - Replacement parts available - Brake fluid not included

• Updated to fit better in the hand with a more rounded, smoother shape • The precision sized SW-7.2 fits the three most popular spoke nipple sizes on the market • Nickel plated for years of service • Designed for the home mechanic. FIts the following size spoke nipples: • .127" (3.23mm) • .130" (3.30mm) • .136" (3.45mm)

A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 16-notch tool fittings, including Shimano Ultegra BBR60 and Deore XT MT-800 bottom brackets. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive. The BBT-59.3 features integrated threads for full compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately). The BBT-RS uses an adjustable spring-based tension system to apply consistent, adjustable pressure to the tool, ensuring full engagement with the tool fitting and preventing slippage. - Fits 16-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 41–42 mm and a minor diameter (inside of notches) of 39 mm, including: - Shimano Ultegra BBR60 - Shimano Deore XT MT-800 -3/8" drive fitting

Park Tool's Crown Race Cutter Adaptor is used in conjunction with the CRC-1 Crown Race Cutting Tool (sold separately) to machine 39.8mm crown race seats (1.5” standard) on tapered forks with 1-1/8” steerer tubes. It includes a precision-machined adaptor body and a 39.8mm high-speed steel crown race cutter. The CRC-15 will work on forks with a maximum 1.5-inch taper of 4.25 inches.

World-famous Park Tool quality wrapped up in a great set of metric combination wrenches. Forged from chrome vanadium steel, chrome plated, meticulously polished, then center dipped in Park Tool blue vinyl for a positive grip.

Park's Needle Nose Pliers are professional quality, 6-inches long, and made from forged, heat-treated chromoly steel. For ease of use they have a hidden spring, cutting jaws and 5 different gripping and crimping areas. Plus, they have soft-touch, dual-density handles for an excellent grip.

Park Tool's TS-RK is a complete rebuild kit for the TS-2 truing stand. It is complete with the most commonly replaced small parts and the instructions needed to get your stand back into top working condition. In addition to making the stand more accurate and reliable, once installed, the new parts also allow the stand to be readjusted much more easily, should it be thrown out of adjustment. This is a great addition to the older TS-2 stands. If your stand has silver-colored shaft collars, upgrade with the TS-RK. The TS-RK includes the following: • 1 - #211S Main Shaft • 4 - #749-1 Bearing Washer • 2 - #748-1 Needle Bearing • 2 - #209-2 Shaft Adjusting Collar • 1 - #229 Spring • 4 - #232-2 Split Nylon Bushing • 2 - #235-2 Split Nylon Bushing • 1 - #222-SR Right Caliper Spring • 1 - #222-SL Left Caliper Spring • 1 - Set of Installation and Adjustment Instructions

Park Tool's Fork Threading Set is designed for cutting new threads and for chasing existing threads on fork columns that are not chromed. The FTS-1's expandable cutting dies are made from the highest quality high-speed steel for precision cutting and long life. The unique thread guide system used with the FTS-1 is specially designed to allow the metal chips and shavings that result during use to fall completely through the guide, preventing damage to the fork threads and the tool. The FTS-1 includes: • Die handles • 1" x 24 tpi cutting die (Part #606) • 1" cutting guide (Part #610) Accessory dies and guides are also available separately: • 1-1/8" x 26 die (Part #607) • 1-1/8" guide (Part #611) • 1-1/4" x 26 die (Part #608) • 1-1/4" guide (Part #612) Die handles fit all three sizes of dies and guides.

World-famous Park Tool quality wrapped up in a combination metric wrench. Features both open and 12-point two-way ratcheting box ends. Forged from chrome vanadium steel, chrome plated, meticulously polished, then center dipped in Park Tool blue vinyl for a positive grip. Strong, comfortable, and beautiful!

Park Tool's Right Hand Bottom Bracket Tap is a replacement tap for their BTS-1 Bottom Bracket Tap Set (sold separately). This tap is used on the non-drive or left side of the bike, which uses a clockwise or "right hand threading." Two taps are required for use.

Forged with Chrome Vanadium (CR-v) steel, precision ground, heat-treated, plated and polished. The PAW-6 opens to 24mm and features a laser engraved measurement scale and dipped blue handle for comfort.

Wall or pegboard mounted holder designed specifically for Park's P-Handle Hex Wrenches. Positions wrenches for easy access with easy-to-read size designation for each tool. Tools sold separately.

Secure engagement, easy to use, and fast! The CP-1.2 quickly grips cogs from 9 to 24 teeth with no manual adjustments. A great shop tool, the CP-1.2 is 13.7-inches (35cm) long and can be used with one hand to hold any 5-speed to 12-speed road or mountain cassette solidly during lock ring removal. Forged steel construction with a spring loaded return and comfortable dual density grips.

They always say, the right tool for the right job. Park's P-handled Torx Wrenches are available in T6, T8, T10, T15, T20, T25, T30 and T40 sizes. They feature offset handles made from durable nylon with a comfortable, ergonomic design. The wrenches are made of high-torque industrial steel for excellent durability.

Choose the perfect tool for the job with Park's P-Handled Hex Wrenches. These top-shelf Allen wrenches come with offset handles made from durable nylon in a comfortable, ergonomic design. They are made of chrome vanadium for exceptional durability. The long shafts feature Bondhus heads for accessing hard-to-reach bolts and the short ends are chamfered for extra grip and high-torque applications.

Heat-treated alloy tool steel, one inch base fits wrench or bench vise. Thin-wall construction allows use without removal of cones and locknuts. The FR-5 has 12 splines that are approximately 23.4mm across. - Fits Shimano, SRAM, Sunrace, Suntour, Chris King and other cassette lockrings - Fits the SRAM XX1 11-speed cassettes - Also fits Shimano disc brake lockrings - Always use a quick-release skewer to hold the tool in place and snug to cogs when loosening; for solid axles, use the axle nut

The Park Tool FR-5.2GT is designed specifically for use when removing and installing cassette lockrings from thru axle hubs. -Utilizes a 12mm guide pin to stabilize the tool during use - Fits 12-spline cassette lockrings from Shimano, SRAM (including 1x), SunRace, SunTour, Chris King and others (23.5mm diameter) - Fits some Shimano and similar disc brake rotor lockrings

Park's HHP-2 accurately aligns and presses 1-, 1-1/8-, 1-1/4- and 1.5-inch headset cups into your frame's headtube. It features a quick-release design for fast tool installation and removal, extra-long handles for superior leverage and stepped bushings for precise cup alignment. This versatile tool also presses cartridge bearings and cups into one-piece bottom bracket shells and holds fixed-cup wrenches in place when removing or installing adjustable-type bottom brackets.

Park's Hex Wrench Set offers 3, 4, 5, 6, 8, and 10mm Allen wrenches with chamfered tips for a great grip and easy use. The one-piece fiber-reinforced-resin handle is light, comfortable, slip-resistant, and 40% stronger than traditional steel handles.

Choose the perfect tool for the job with Park's P-Handled Hex Wrenches. These top-shelf Allen wrenches come with offset handles made from durable nylon in a comfortable, ergonomic design. They are made of chrome vanadium for exceptional durability. The long shafts feature Bondhus heads for accessing hard-to-reach bolts and the short ends are chamfered for extra grip and high-torque applications.

The BBT-29 is a double-ended bottom bracket wrench designed to fit 16-notch bearing cups with an outside diameter of 39mm (e.g. Shimano Dura-Ace 9000 series and XTR 980 series) as well as 16-notch bearing cups with an outside diameter of 48.5mm (e.g. FSA MegaEvo).

Park's Professional Pedal Wrench features an angled, oversize head for maximum leverage. It has two 15mm wrenches at different angles, so you can maximize your leverage, and a long, round, vinyl-coated handle that won’t dig into your hand the way flat wrenches do. There's even a hole in the end for hanging the wrench on your toolboard.

Park's Bottom Bracket/Cassette Tool for Campagnolo is an indispensable tool for your Campagnolo drivetrain. It's for installing and removing all Record, Chorus, Centaur and Athena bottom brackets, and all Campagnolo cassette lockrings.

Park Tool has long provided some of the best cutting and machining tools in the bicycle industry. Their 690 Cutting Facers reflect their commitment to maintaining this high level of quality. Please read below for use and compatibility information specific to each size cutter: - 45mm (690): The 690 cutting facer is used on the HTR-1, HTR-1B, BFS-1, and BTS-1 cutting and facing tools. The facer has an outside diameter of approximately 45mm. - 57mm (690XL): The 690-XL is a larger version of the 690 facer for the HTR-1 Head Tube Reamer and Facer. It has a nominal outside diameter of 57mm. It may be used in conjunction with the 788 reamer. It is also used with the 767 Pilot or the 768 Pilot to face only the large diameter headtubes used with, "low profile," ZS-type headsets. - 65mm (690-XXL): The 690-XXL faces large headtubes. It has a nominal outside diameter of 65mm. Use the 690-XXL facer with the 750.2 Centering Cone Adaptor and 789 Reamer or 790 Pilot when facing head tubes with internal diameters of 55.95–55.90mm.

Park Tool is world-renowned for their bicycle industry tools, and their pumps are no exception. Keep yours up to speed and working smoothly with these rebuild kits. - 1096K: Contains one #1081 head as well as one #1075 plunger gasket for older PFP-2 and first generation PFP-4 floor pumps. Also compatible with second-generation PFP-4 floor pumps. - 1096X: Contains one #1096R head, one #1472 fitting, and one #1075 plunger gasket for second generation PFP-4 floor pumps. Also compatible with PFP-2 and first-generation PFP-4 floor pumps. - 1096Z: Contains one #1096R head, one #1472 fitting, and one #1087 plunger gasket for PFP-5 and PFP-7 floor pumps. Also compatible with PFP-3, PFP-6, and PFP-8 floor pumps.

Commonly referred to as a 4th Hand, Park's Cable Stretcher pulls cables tight. Its one-hand operation and thumblock holds the cable so you can easily maintain cable tension while tightening cable fixing bolts and nuts. Made from chrome-plated and heat-treated steel and featuring cushion grips for comfort, the Park Cable Stretcher is a must for any serious mechanic.

Park's professional-quality, precision-sized spoke wrenches are hardened and chrome plated for long service. Wrenches are vinyl coated in one of four colors indicating the size at a glance. You will find these wrenches in virtually every professional bike shop and every shop mechanic's personal tool stash. Make sure you have the sizes you need in your home toolbox and bike bag.

Also called a sleeping hub, the Dummy Hub slides into rear dropouts and replaces the rear wheel for chain cleaning and transport. The DH-1 works with all derailleur and 1/8" chain. The unique design allows the bike to be shifted and works with open dropout and thru-axle frames up to 12mm.

A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 12-notch tool fittings, including SRAM BSA DUB, Race Face Cinch, Rotor BSA30, and others. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive. The BBT-79.3 features integrated threads for full compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately). The BBT-RS uses an adjustable spring-based tension system to apply consistent, adjustable pressure to the tool, ensuring full engagement with the tool fitting and preventing slippage. Fits 12-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 45–47 mm and a minor diameter (inside of notches) of 44 mm, including: - SRAM BSA DUB - Race Face Cinch - Rotor BSA30 - Zipp Vuma - Hawk Racing BB3086 - and more - 3/8" drive fitting

In the tradition of our premium quality fold up tools, the BO-4 is a combination corkscrew and bottle opener complete with a knife/foil cutter. This multi-tool folds for storage and features all stainless steel mechanisms housed in a forged aluminum case. This is a top quality beverage tool perfect for the workbench, toolbox or wine bar.

A great shop accessory made to hold a wide variety of axles, spindles and any Park Tool Freewheel Remover/Lockring Tool. Made from precision extruded aluminum.

The BBT-22 is a shop-quality tool for installing and removing Shimano and ISIS Drive splined 20-tooth bottom bracket cups. Made from investment-cast steel, the BBT-22 ensures maximum engagement with the bottom bracket cup. It can be used with a 3/8-inch drive torque wrench, a 3/8-inch ratchet driver, a 32mm wrench, the Park FRW-1 Freewheel Remover Wrench (sold separately), or a 1-inch wrench.

Park's Shop Screwdrivers are pro-quality tools featuring durable and precise heat-treated chrome-vanadium tips and shafts and dual-density handles for an excellent grip.

Proper frame preparation is very important. Park Tool's Head Tube Reaming and Facing Set (33.8mm reamer) combines reaming and facing of the head tube to create a perfect fit for most sizes of head cups. The HTR-1B comes with a reamer of 33.9mm for the 1-1/8 inch headset standard. Includes: • 33.9mm reamer (part #754.2), and four different size pilots (29.8mm, 30.0mm, 33.8mm, and 36.8mm) • 690 Facer • Quick-release, quick-adjust feature: bottom portion slides off and on easily without threading SHIS terminology: The HTR-1B as stock will face frames of EC29, EC30, EC34 and EC37. It will ream frames of EC34. Accessories will allow service in other standards.

- Used when facing BB86/92 bottom bracket shells and reaming is not required - Used in conjunction with HTR-1 head tube reaming and facing set (PK-6710), 750.2 centering cone adapter (PK-6735) and 690-XL facing cutter (PK-6730)

- Precision tool for quickly and easily removing the headset crown race from the crown race seat of the fork - Fully adjustable, allowing precise, independent positioning of each blade around the crown race for flexibility in fitting around crown race interferences - Works with 1,1-1/8,1-1/4,1.5" forks (suspension or rigid) and crown races with outside diameters up to 64mm - Accepts steerers up to 430mm - All steel construction for long life

Forged and precisely machined, the high leverage LP-7 Utility Pliers include an integrated cutting blade and soft touch grips.

Forged and machined, the ZP-5 is ideal for closely cutting zip ties and many other materials in tight spaces.

This handy tool will save time and frustration! Quickly and accurately cuts hydraulic brake line then precisely installs hose barbs into the tubing when the brake line is either on or off the bike. - Cuts hydraulic brake hose (does not cut steel braided hydraulic hose) - Installs press-in style barbed hose inserts - Replaceable parts including push pin tip and stainless steel blade - Hard anodized body for improved tool wear - Lightweight, CNC machined aluminum body Replacement parts: - 2494K Cutting Blade (set of 2) - 2497 Push Pin Tip

The 2197 is an add-on accessory for the Park Tool DT-5 and DT-5.2 Disc Brake Mount Facing Set to enable easier and more efficient facing of disc brake mounts on carbon fiber frames. Features a brazed-on diamond grit surface that is over 100 times more durable and effective on carbon fiber than the cutter included with the DT-5.2. The 2197 sits between the cutter of the DT-5.2 and the brake mount, and smoothly and evenly grinds the mounting surface until it is flat and properly perpendicular to the rotor. NOTE: The 2197 is intended for facing carbon fiber only. Aluminum, steel, and titanium disc brake mounts should be faced using the #2171 facing cutter included with the DT-5.2. For carbon frames that feature aluminum inserts (with a carbon/aluminum hybrid mounting surface), use the #2197. When machining carbon fiber, regularly apply water (or a similar solution) to the cutting surface.