Master Mechanic, 3/8" Drive, 1/2", 12 Point Socket, Chrome Vanadium Steel, Surface Drive, Design Contacts The Flat Surfaces On Fastener Instead Of Corners, Reduces Slippage, Reduces Rounding Of Fastener & Will Still Grab On Slightly Rounded Fasteners.

Product Features

Master Mechanic, 3/8" Drive, 1/2", 12 Point Socket, Chrome Vanadium Steel, Surface Drive, Design Contacts The Flat Surfaces On Fastener Instead Of Corners, Reduces Slippage, Reduces Rounding Of Fastener & Will Still Grab On Slightly Rounded Fasteners.