Professional Alloy Tattoo Machine Copper Coils Iron Shader Tattoo Machine Liner 1High quality 2pcs warp coils are designed for tattoo machines. 2The spring is made of high-quality composite material and has high elasticity, suitable for long hours of work. 3Pure iron armature rods have excellent magnetic permeability. 4Stable performance, fast heat dissipation and high temperature resistance. 5High quality 2pcs warp coils are designed for tattoo machines.Features:The spring is made of high-quality composite material and has high elasticity, suitable for long hours of work.Pure iron armature rods have excellent magnetic permeability. Stable performance, fast heat dissipation and high temperature resistance. High quality 2pcs warp coils are designed for tattoo machines. The bounce is stable and the back seat magnet is strong and suitable for shader and liner. Specification:Item Type: Tattoo Shader&Liner MachineMaterial: Iron, AlloyColor: As the Picture ShowsStarting Voltage: 5VWorking Voltage: 7-9VPackage List:1 * Tattoo Shader&LinerMachineNote:The tattoo machine coil pattern may be random.