Level Wound Coil is our most important product, which is widely ... copper fittings.The main products are: LWC, Pancake Coils, ACR Straight Tubes, Capillary Tubes, Copper Water Tubes, Copper Fittings, insulated Copper ... the products we produced are always of the best quality.Level Wound Coil 1) Alloy no.: C12200, Temper: soft drawn or ... .015 to 0.0406021040>0.04050210-0.015 ~ 0.040 Level Wound Coil