520 Pcs Hex Bolts, Nuts, and Washers Set, M3/M4/M5/M6 Stainless Steel Hexagonal

M4 10 mm - 10 pieces. M4 20 mm - 10 pieces. M4 lock washers - 35 pieces. M4 nuts - 30 pieces. M4 30 mm - 10 pieces. M6 lock washers - 35 pieces. - Size: M3/M4/M5/M6. M6 nuts - 30 pieces.

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