1, Grade: WaL/W1 ( AL)
2, Diameter: φ0.4-1.3mm
3, Number of strands: 1-10(strands)
4, Difference between 2 feet (mm): Big heater element: ±2mm; Small heater element: ±1mm
5, Inside diameter tolerance: ±0.3mm
6, According to the samples or drawings of customers