... OEM/ODM offered 4.big output Small Plastic Helical Gear Set Paramer 1.number of teeth:22 ... : ABS/POM, PS/PP, HIPS/MBS, ABS, PC,PPS,PVC,PA,PE ,PMMA;6):Surface processing technics ... Heat treatment, Induction hardening, carbonadoing, Others optional;7):Products could be finished per customer's samples ... solution for your gear needs, from various plastic gears, gearboxes to complete assembly services,from ...