Level Wound Coil is our most important product, which is widely used ... , Pancake Coils, ACR Straight Tubes, Capillary Tubes, Copper Water Tubes, Copper Fittings, insulated Copper Tubes and Plasic-coated Copper Tubes. Being of the top-class ... products we produced are always of the best quality.Level Wound Coil 1) Alloy no.: C12200, Temper: soft drawn or light ...