... making,injection molding. 1. our factory can make high quality plastic screw as per customer's drawing or sample.2. provide ... micro(3*3*3mm) -to-medium size and high-precision plastic part and plastic injection mould for electronic products,industrial ... PLA,antistatic plastic,carbon fiber plastic,etc.Mould material: high-quality alloy steel with heat treatment,wear resistance,corrosion resistance ...