620 pieces M3 screw kit, hexagon socket set screw combination nuts and washers, M3 x 6/8/10/12/16/20mm, 12.9 grade alloy steel,

620 pieces M3 screw kit, hexagon socket set screw combination nuts and washers, M3 x 6/8/10/12/16/20mm, 12.9 grade alloy steel,

Aliexpress UK