M6 1 4MM; M8 1.25 5mm; M10 1.5 6mm; M12 1.75 8mm; M16 2 10mm. Material: 316 Stainless Steel. Type: Flat Head Socket Cap Screw. Thread: Coarse. which leads to the actual price may be more expensive or cheaper than the price in the link, hope you can understand.
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