3/8" Square Drive Sockets with Imperial Bi-Hex Profile

ລາຍລະອຽດ

Knurled shank for finger turning of free running fasteners | Applicable to nuts and bolts used in the aerospace industry | Not suitable for machine operation or power tools | Highly polished finish | High-performance alloy steel | Less wear of the fastener thanks to Dynamic-Drive™ profile | Maximum load distribution and torque from the additional flank area | Thin walled for better accessibility