Sealing rings for fittings and safety plugs material COPPER DIN7603 A dim.8x11.5x1mm,quantity=1000pcs DIN7603 A dim.14x18x1,5 mm,quantity=500pcs DIN7603 A dim.14x20x1,5 mm,quantity=500pcs DIN7603 A dim.19x26x2 mm,quantity=500pcs DIN7603 A dim.12x16x1,5 mm,quantity=500pcs DIN7603 A dim.16x20x2 mm,quantity=500pcs