Plastic gears Material:POM ,PA or PA+GF. Nonstandard Description:1.Mould(mold) material:718H NAK80 738 738H, P20 45#, 50#, H13, 1730, 2738, S136, SKD61 etc.2.Mould base: LKM KASCO etc.3.Application: all kinds of automatic plastic injection parts,such.asremote controllers,telephone sets,computer keyboards,calculators and so on.4.We can make all kinds of plastic injection moulds according to ...