TEKTON 3/8 Inch Drive x 5/16 Long Hex Bit Socket SHB12408

S2 steel bit is press-fit into the socket for a straight, permanent connection that can't loosen over time 6-sided hexagonal tip is machined to precise tolerances for an exact fit with hex fasteners Extra-long bits allow you to reach deep into especially narrow, recessed areas Large, clear die-stamped size marking is easy to read and can’t wear off Four detent grooves provide a secure connection with the drive tool and a drilled through-hole allows locking on with retaining pin.Polished, chrome-plated finish easily wipes clean and is highly resistant to corrosion.Beveled inner rim of the socket opening helps guide it smoothly onto fasteners