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).
DIN 3113 A / ISO 3318 / ISO 7738 Material:
Chrome alloy steel, non-flaking chrome-plated over nickel; smoothed finish.
AS-Drive − the special profile. An extremely accurately fitting profile – developed for aviation and aerospace. Tools with this profile can be recognised by the AS-Drive symbol.
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.
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