We are very professional in the Copper coil.

Alloy:
C1100 Purity:99.9% 
1,Standard complied: ASTM B-88, EN-1057, ISO9001,
2,Outer Diameter: 4mm ~12mm
3,Wall Thickness: 0.41mm ~ 1.2mm
4,Length: 30m or you like etc

Should any specification interesting in, pls let me know, we are happy give you excellent price and more better service.

Looking forward to hear from you in order to establish mutually profitable business relations.