Hypertherm 220777, CopperPlus Electrode Designed for Duramax®, Duramax Lock and Duramax retrofit torches, CopperPlus™ electrodes deliver at least two times the life over standard Duramax electrodes when cutting metal 12.5 mm (1/2") and under. Double the life means you can cut more parts with fewer changeovers – increasing uptime and reducing your operating costs. Genuine Hypertherm Consumable 15 - 105 Amp Optimized Part Number: 220777 (5/Pack) // 228934 (25/Pack) Compatible with Torches: Duramax Torches: Found on the Powermax 65, 85, and 105 systems. Duramax Lock Torches: The standard handheld and machine torches for the Powermax45 XP. Duramax Retrofit Torches: Powermax1000 / 1250 / 1650 Powermax600 / 800 / 900 MAX42 / 43 Compatible with Systems: Powermax 45 XP Powermax 65 Powermax 85 Powermax 105 Available Parts for Duramax and Duramax Lock Torches Part Number Part Type Application / Process Amperage Description / Notes 220818 Shield Standard Drag-Cutting 45A, 65A, 85A Standard shield for drag cutting. 220992 Shield Standard Drag-Cutting 105A High amperage standard shield. 220798 Shield Max Control Gouging 10A – 105A Shield specifically for washing/gouging. 220931 Deflector FineCut 30A – 45A Used in place of a shield for precision cuts. 220854 Retaining Cap All Processes All (30A – 105A) Universal retaining cap for Duramax torches. 220941 Nozzle Standard Drag-Cutting 45A Standard cutting nozzle. 220819 Nozzle Standard Drag-Cutting 65A Standard cutting nozzle. 220816 Nozzle Standard Drag-Cutting 85A Standard cutting nozzle. 220990 Nozzle Standard Drag-Cutting 105A High amperage cutting nozzle. 220930 Nozzle FineCut 30A – 45A Precision nozzle for thin sheet metal. 220797 Nozzle Max Control Gouging 10A – 105A Wide nozzle designed for gouging. 220842 Electrode All Processes All (30A – 105A) Standard replacement electrode. 220777 Electrode All Processes All (30A – 105A) CopperPlus™ extended-life electrode. 220857 Swirl Ring Standard / Gouging 45A, 65A, 85A Standard swirl ring. 220994 Swirl Ring Standard Drag-Cutting 105A High amperage swirl ring. 220947 Swirl Ring FineCut 30A – 45A Swirl ring optimized for lower-amp FineCut.