- 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-Driveā¢ profile
- Maximum load distribution and torque from the additional flank area
- Standards: ISO 2725/1174 and DIN 3124/3120
Betms Laser Marking 21 mm
Depth ball-bearing 14 mm
Certificates ISO 2725 / 1174 / DIN 3124 / 3120
Size 21 mm
Length 29 mm
Socket width 27.9 mm
Female square drive width 24 mm
Weight, g 73 g
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