Plasma cutting consumables Extended Fits Stahlwerk CT312, CUT50, ACDC TIG200 PLASMA, CT520, CT512P with PT-31 GUN Fit PT31-GUN For 40 50 Amps Cutting Machine Application: for PT-31 LG-40 cutting torch Model Number: Plasma Cutter Electrodes color: photo color Material: red copper Rated welding current: 40A Maximum cutting thickness: 12mm Size of electrode: approx. 38*4mm (L*D) Size of nozzle: approx. 11*15mm (Bottom diameter * Height) Suitable for PT-31 LG-40 cutting torch.