1、Premium Material: Made of high quality chromium materials, sturdy and durable, rust proof and corrosion resistant. 2、Tool Tooth Shape: The tooth shape of the tool is consistent with the tooth shape of the standard wintersweet screw. 3、Good Performance: Not easy to scratch the teeth after repeated disassembly and assembly, and does not damage the screw and accessories. 4、Equipped Tools: In order to obtain stronger leverage, you can use an 8mm/0.3in hex wrench to remove the adjusting cap. 5、Product Application: This product is suitable for disassembly and tightening for Shimano integrated pressure plate crank cover. 1 x Bicycle Crank Assembly Puller  Item Type: Bicycle Crank Assembly Puller Material: ChromiumColor: As Pictures ShownWeight: Approx. 34g/ 1.2ozApplication: This product is suitable for disassembly and tightening for Shimano integrated pressure plate crank cover. The hook can be used to pick up the safety hook on the left crank. In order to achieve a stronger leverage effect, it can be used with an 8mm hex wrench to remove the adjustment cover.chromium