M3 M4 M5 M6 M8 M10 M12~M16 Stainless Steel Left&Right Thread Double End Thread Rod Positive&Negative Thread Bar Stud Bolts Screw
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Custom Details Customizable Screw Head Type Customizable Screw Hole Type Hex Screw Bolt Material: ASTM A193 B7, B8, B8M. Specification: ANSI B18.2.1, ...
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