The most common type of fastener, the DIN 931 hexagon head bolt is always partly threaded unlike the set screw which is always fully threaded. Hexagon heads are designed to be tightened with a standard spanner or ratchet and socket, allowing higher torque values to be applied compared to other drive types.We also offer different kind of hexagon bolts like we have Hexagon set screw UNC and Hexagon set screw UNF.
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