Material: Bolts, ring nut and safety ring: Ø 12, 16 and 20 = 16MnCrS5 1.7139 Ø 25 and 32 = 42CrMoS4 1.7227 strip spring: CK75 1.1248 Version: Black oxide finish. Note: The lifting bolts are used for safely hoisting loads with the aid of end flanges similar to VDI 3366. The hole for receiving dimension D must have a tolerance of +1mm. The retaining ring is held into position by a spring band – the lifting bolt can only be released by manual compression of the retaining ring. With CE marking. Detailed operating instructions are included.

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