Covers; Dies; Fabrication Services; Filters; Fittings; Grommets; Lids; Molding Services; Plastics; Valves; CUSTOM PLASTICS provides a range of products, all made through the injection molding process. We have been providing plastic solutions for over 45 years. We provide a large range of products for the Roto Molding Industry, Numerous sizes of caps, plugs and lids, Custom Molding; injected molded proprietary products ...