ceramic disc for faucet 1.Size:3/8"-1" 2. ... Ceramic Plate,Rubber Oring 3.Life span:500000times ceramic disc for faucetfast open, Brazil, 60g, ceramic disc, brass fitting ... West Asia, South Asia,East Europe, North Europe 5) Technical Data: Weight28-120gsize3/8"~1"Turn Angle45,90 degree Torque ... already have 20 years of operational experience, strong technical force and a sophisticated marketing system.