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6-sided For actuating the drive shaft fastening nut Angular marking of 0°, 5° and 60° allows for precise tightening Square interior according to DIN 3121 / ISO 1174, with ball groove Very robust design
6-sided For actuating the drive shaft fastening nut Angular marking of 0°, 5° and 60° allows for precise tightening Square interior according to DIN 3121 / ISO 1174, with ball groove Very robust design