... 0 3.Tolerance:+/-0.01mm 4.certification:ISO9001:2008 Plastic Mini WormsBriefly description:1.Module:1.02.Pressure angle : ... PMMA, PS, TPE, TPU, TPR and other injected plastic material.2). Process: Plastic Injection Molding;3). Finish: Vacuum plating, electroplating, ... 6 years' experience in engineering design, plastic mould and injection moulding, plastic part production and assembly;6). Application: ...