The Expert Metric Short Arm Hexagon Keys are manufactured from chrome vanadium steel for increased torque strength that exceeds current standards. They have a black zinc plated finish. Micro chamfered angles on the end faces provide increased grip in the screw head.
Conform to ISO 2936 - DIN 911.
This Expert Metric Short Arm Hexagon Key has the following dimensions:
Size: 4mm
Arm Length: 74mm
L Length: 29mm
Weight: 10g
