TEKTON 14260 1/2 in. Drive by 21mm Deep Socket, Cr-V, 6-Point
The TEKTON 14260 1/2 in. Drive by 21mm Deep Socket is constructed of drop forged chrome vanadium steel. It is heat treated and triple chrome plated for extra durability. The tapered 6-point socket ends allows for easy access to nuts and bolts. This socket grips flat sides of the fastener head, not corners, preventing round-off. And, don't worry, it's backed by the TEKTON lifetime replacement guarantee. So, go ahead, Take It On.