10/50pcs M2 M2.5 M3 M4 M5 M6 M8 Black grade 12.9 steel DIN912 Hexagon Hex Socket Cap Allen Head Bolt Screw Length=5-150mm

Item Description:

Material: 12.9 grade steel

Size:d(thread diameter) xL(thread length)

Kindly remind:

most of the bolt is full thread,a small part of lengthened bolt are half thread

Metric thread diameter:

M2 (2mm)/M2.5 (2.5mm)

M3 (3mm)/M4 (4mm)/M5 (5mm)/M6 (6mm)/M8 (8mm)

Metric thread pitch:

0.4mm(M2)/0.5mm(M3)

0.7mm(M4)/0.8mm(M5)/1mm(M6)/1.25mm(M8)

Thread length: 5mm-150mm

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