... instruments.Avaailable in various sizes and colours. Hydraulic Seals and Bearing Seals Features: 1) oil seals Main raw materials: NBR, NEOP, NR, BR ... sizes and colorsWe are a manufacturer and exporter for oil seals in China. Now, our products are exported to many ... these, please contact me.Features: 1) Materials: NBR, plastic, Viton, silicon, PTFE2) Types: TC, TB, VC, VB, HTC, TCL, TCRpackage and ...