Need to remove a crank? Is it the square holed type or Shimano Octalink / ISIS? If yes, then the CWP-7 from Park Tool could be the tool you are looking for. Do it properly - use this tool to allow easy removal and avoid possible damage to your cranks or bottom bracket.
The CCW-5 crank wrench features both a 14mm socket and 8mm hex wrench on a long, comfortable handle. Built with the usual Park Tool quality.
A truly heavy duty 10mm allen key / hex wrench
For splined crank arms. Our top selling Park Tool CCP-44 crank puller is specifically designed to remove splined Shimano Octalink and ISIS Drive bottom bracket cranks that do not use a "One Key Release" system. This is an updated version of the CCP-4 crank puller.
The 8mm Allen Key / Hex Wrench from Park Tool - HR-8 - is designed for removing crank bolts.
The CNW-2 chain ring spanner / wrench from Park Tool makes chainring bolt set installation and removal easier.