The Britool metric short hex keys are made in chrome vanadium steel for torque strength exceeding current standards with a zinc-plated finish. The angles on the end faces are microchamfered for better grip in the screw head. ISO 2936 - DIN 911
The Britool BRIE120103B Short Arm Hexagon Key 4.5mm has the following dimensions:
Arm Length: 80mm
L Length: 31mm
Weight: 13g
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