Stahlwille Impact Socket Adapter 513IMP

This adapter is used to attach 3/8" square sockets to 1/2" square wrenches. Size (SQ): 1/2" concave x 3/8" convex Outer diameter (d; mm): 30 Total length (L; mm): 37, Weight (g): 109 This adapter is used to attach 3/8" square sockets to 1/2" square wrenches.