Hexagon head serrated screw with flange W-0274, steel 8.8, zinc-plated, yellow chromated (A2C)
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- The locking teeth push into the material of the component that is being screwed and block the inward unlocking torque in the unscrewing direction
- The material that is being screwed must demonstrate a significantly lower hardness in comparison to the screw (surface hardness of the screw: min. 250 HV)
- Suitable for short clamping lengths in particular
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