1/4" Square Drive Sockets with Imperial Bi-Hex Profile

•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 2725/1174 and DIN 3124/3120
            
            
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