900Pcs Bolts and Nuts Set,M2 M2.5 M3 Button Head Machine Screws,ISO 7380 Allen 3

900Pcs Bolts and Nuts Set,M2 M2.5 M3 Button Head Machine Screws,ISO 7380 Allen Screws,304 Stainless Steel Hex Bolts and Washers Set Fully Threaded With 3 Allen Key. International Standard?. :Every screw undergoes strict testing for hardness, thread accuracy, and surface finish.

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