Pitch: 0.75mm（M6）/ 1mm（M8）/ 1mm/1.25mm（M10）. Fine Thread Pitch Black Allen Bolt Socket Cap Screws High Tensile 12.9. Screws Length: 10mm-100mm. The product is made of 129 grade high-strength carbon steel material, which has the characteristics of high toughness, good cold and hot processing performance, and excellent cutting performance.
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