Quality Material: Made of heavy-duty steel for tool durability, prevents tool wear over the life of the tool, and features a "bottom bracket friendly" design.
Use with 1/2" drive wrench or 24mm open end lift wrench. A 1/2" drive wrench with ratchet handle or torque wrench is recommended for better installation.
Purpose:Fully installs and removes the bottom bracket on traditional taper, Shimano Octalink and ISIS Spline.
Compatibility:Compatible with any 20-tooth socket bottom bracket.