The Topeak Nano TorqBox X is the world’s smallest adjustable torque socket, designed for precise bolt tightening on frames and components. Compatible with any 5 mm Allen wrench or mini-tool, it ensures safe, consistent torque between 2 and 6 Nm (±6 % accuracy). Made of hardened steel and aluminum polymer composite for durability, this portable tool includes five essential bits and a protective carry case for organization and travel convenience.