Induction Heating Coil KitUsed to remove rusty bolts and nuts easily and efficientlyThe diameter of the copper coil is 3.0mm,which can resist high temperature upto 1200. It is durable enough to be used at least hundreds of timesThese coils are insulated and coated for protection and anti abrasionOur induction coils are all flexible and you can bend them to meet your needsMaterial: CopperColor as shown10 pcs Induction CoilLong LastingGood InsulationHigh FlexibilityEfficientSpecifications:Item: 10 pcs Induction coil2 x 0.79 inch (20 mm)2 x 0.98 inch (25 mm)2 x 1.18 inch (30 mm)1 x 1.38 inch (35 mm)1 x 1.57 inch (40 mm)2x Free forming coil 29.5 inch (750 mm)1x Plastic CasePackage Contents:10 x Induction Heater Coil KitOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.