Pedros Hex and Torx Bit Set II For Pedros Torque Wrenches 18 Piece Bit Set. Pedros Hex Bit Set II is designed to work with Pedros torque wrenches offering an extensive range to handle most hex and torx needs. The set includes longer 50mm bits in key sizes to ensure compatibility and fit with all components where standard 25mm bits fall short. Bits are made from premium S2 tool steel for strength and lasting performance.