The hex spacer standoff screw nuts are made of nylon material, which is acid-proof, heat-insulating, wear-resistant and corrosion-resistant. Included components 40 Pcs - M3 nuts 30 Pcs - M3x6mm screws 20 Pcs - M3x12mm screws 20 Pcs - M3x20mm screws 60 Pcs - M3 Hex Washers 25 Pcs - Hexagonal washers M3x6 mm 15 Pcs - Hexagonal washers M3x10 mm 15 Pcs - Hexagonal washers M3x15 mm 15 Pcs - Hexagonal washers M3x20 mm 25 Pcs - Nylon gasket M3x6 + 6 15 Pcs - Nylon gasket M3x10 + 6 15 Pcs - Nylon gasket M3x15 + 6 15 Pcs - Nylon gasket M3x20 + 6.
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