Boat Red Brass Copper Crush Sealing Gasket Flat Seal Ring Rings M3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 Fastener Washers

Quantity -- 1/5/10/20pcs Material -- Red Brass Copper Specification -- Inner Diameter x Outer Diameter x Thickness Thickness -- 1mm, 1.5mm, 2mm Welcome and I wish you a happy life, my friend.