3/8″ Square Drive Sockets with Metric Hex Profile and High Polished Finish
PRODUCT DETAILS
Knurled shank for finger turning of free running fasteners
Not suitable for machine operation
Highly polished finish
High-performance alloy steel
Less wear of fastener thanks to Dynamic-Drive™ profile
Maximum load distribution and torque from the additional flank area
Standards: ISO 2725/1174 and DIN 3124/3120