KO-KEN hand sockets are intended for use with hand-held torque wrenches. Shop from standard sockets, semi-deep sockets, deep sockets, universal sockets, bit sockets, universal bit sockets, handles, and accessories.
Input Square Drive Size
Input Bit Drive Size
Output Size (METRIC)
The Ko-ken Z-Series Collection
Koken Z-Series is designed for lower profile applications in difficult to get to locations. As an expert maker, we have been manufacturing socket wrenches for half century, and give our know-how and enthusiasm on them. Here we provide Z-series as next generation mechanic standard of socket wrenches.