CeramicSpeed Crank Bolt Removal ToolEasily loosen 8mm and 10mm crank bolts using controlled, mechanical leverage. Featuring the CeramicSpeed BB Tool handwheel with an internal bearing to provide a smooth and easy pressing action. Also available without the handwheel if you already have a CeramicSpeed BB press kit. The Tool includes threaded rod with hooked end, fake axel, leverage arm with fixed 8mm hex end, and a 8mm to 10mm hex adapter.