Koken USA

Enhanced Torque Transfer: The Torx Plus design features a more rounded, star-shaped pattern compared to standard Torx, allowing for greater surface contact between the tool and fastener. This results in improved torque transfer and reduces the likelihood of cam-out (slipping...

The Koken Flat Drive is a revolutionary tool design that enhances the efficiency and durability of sockets and ratchets. Unlike traditional designs that apply force primarily to the corners of fasteners, the Flat Drive system distributes torque more evenly across...