Profile: Charlesworth & Son Ltd. specializes in high quality, small quantity plastic injection & compression moldings in all thermoplastic and thermosetting materials. We offer plastic molded products. We provide molding services like injection, compression, insert, transfer, rubber, and modeling. We have extensive experience of insert molding, over-molding & lost / soluble core molding. We can also offer secondary operations including printing, assembly, and specialist packing. We produce a wide range of custom seals, gaskets, and grommets. Our 3D CAD Modeling software can handle most CAD formats, and combined with a 3D printer enables us to produce models and prototypes.