Version:
Drop-forged. With close tolerance jaw width.
With easy-grip fluted shaft. Optimum flexional resistance, good torque transmission. Ring end with AS-Drive profile. (Sizes 3.2 − 5 with hexagon).
Standard:
DIN 3113 A / ISO 3318 / ISO 7738
Material:
Chrome alloy steel, non-flaking chrome-plated over nickel; smoothed finish.
Note:
Advantage:- Bolts are gripped on the flanks. − The bolts are protected. − Longer bolt life.
- Larger contact surfaces between bolt and tool. − Secure grip and higher torque transmission.