custom plastic injection mold for cable spool With a strong foundation of professional expertise, we are renowned for our precision manufacturing of cable spools/wire spools. Our capability to customize spools to precise sizes, functions, and specifications reflects our unwavering dedication to professionalism and delivering top-quality products. Presently, we have manufactured spools, drums, and wheels for automotive wire, cable, 3D filament, welding wire, fiber optics, copper wire, and metal wire packaging.