Profile: J & L Precision Machine Co., Inc. is a full service job shop. We machine most ferrous and non-ferrous materials, all plastics and extrusions. We also machine assembling, sub-assemblies, welding and frame building. Our products include aluminum castings, bar stock, aluminum sand castings and completed frames & subassembly. We are equipped with turning centers, vertical mills, horizontal mills, screw machines and tool room equipment.