Metric Nylon Screws Round Head Plastic Screw and Bolts Machine Thread Gallery Metric Nylon Screws Round Head Plastic Screw and Bolts Machine Thread Injection Molding Metric Nylon Screws Round Head Plastic Screw and Bolts Machine Thread Ric Sun2020-10-26T23:20:59-07:00 The metric nylon screws are generally used where light and insulation are needed. Nylon is a generic designation [...] Metric Nylon Screws Round Head Plastic Screw and Bolts Machine ThreadRic Sun2020-10-26T23:20:59-07:00