BERGEN Tamperproof Spline Socket M16mm 1/2" Drive 55mm x M16mm Single Socket
M16 Tamperproof Spline Socket 55mm 1/2" Drive. With A 16mm Tamperproof Spline Tip. And This Socket Is 1/2" Square Drive And is 55mm Long. Mouse over to zoom. Precision Machined Drop Forged Heat Treated Hardened & Tempered.