Electromagnetic Induction Heating Coil Kit – Copper Coils for High-Frequency Heating Features: - Includes seven commonly used preformed coils and one free-form coil (100 cm length) for versatile applications. - Preformed coil sizes: • 21 x 3 cm, inner diameter: 1.8 cm • 21 x 3.5 cm, inner diameter: 2.2 cm • 21 x 4 cm, inner diameter: 2.8 cm - Made of high-conductivity copper with electroplated finish to prevent oxidation and ensure reliable electrical contact. - Insulated coating provides operator protection and wear resistance. - Flexible design allows bending to suit specific application requirements. - Heat-resistant construction supports repeated use under normal operating conditions. Package Includes: - 4 preformed heating coils Material: Copper Free-form coil length: 100 cm