- Specifically designed for quick and easy installation and removal of cranks including the Campagnolo Ultra-Torque. - Ergonomic dual-density screw driver handle. - Features extra long hex key and second ball-end. - Designed to stand up to the harsh conditions of professional use. 10mm crank bolts often require high torque and a special tool. Pedro's led the way with a tool up to these tasks. Our 10mm hex crank driver was specifically designed for quick-and-easy crank installation and removal including the Campagnolo Ultra-Torque. Features include an ergonomic dual-density screw driver handle for comfort and control, an extra long hex key for exceptional leverage, a second ball end for quick and easy installation or removal, and heat-treated S2 tool steel construction for the ultimate in strength and lasting performance. Also perfect for Mavic freehub body removal. Backed by Pedro's lifetime warranty.