[ FOR HEX FASTENINGS ] Designed for use with hexagon hole fastenings.
[ EXTRA STRONG ] The impact socket is made from heavy duty chrome molybdenum (CR-MO) steel for exceptional strength and flexibility.[ INSTANT IDENTIFICATION ] The impact socket features roll stamped markings to ensure permanent and instant socket identification.[ SAFE TO USE ] Designed for use with a locking pin and ring to increase safety when working with pneumatic tools.