Version:
Drop-forged. With close tolerance jaw widths.
With easy-grip fluted shaft. Optimum flexional resistance, good torque transmission. Ring end with AS-Drive profile.
Advantage:
AS-Drive profile:
- Bolts are gripped on the flanks.
- The corners are protected.
- Longer bolt life.
- Larger contact surfaces between bolt and tool.
- Secure grip and higher torque transmission.
Standard:
DIN 838 / ISO 3318
Material:
Chrome vanadium steel, chrome-plated.