For use with machine-operated nut drivers
- standards: external square drive in accordance with DIN 3120
- material: high-quality chrome vanadium alloy steel, through-hardened, phosphate coated surface
- DIN 3126, ISO 1173, vorm E 6.3
- serie: 7241Z
- afmetingen:
- punt: 1/4
- schacht: 1/4
- totale lengte: 50 mm