3/8″ Square Drive Deep Sockets with Metric Bi-Hex Profile
PRODUCT DETAILS
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
Standards: ISO 2725-1/1174-1 and DIN 3120
