Miller 198855 MIG Gun Consumable, Spoolmatic Tapered Nozzle, Style: Screw-On Roughneck, Copper, Tip Size: 5/8 Inch, Amperage: 300/400 amp, Series: Roughneck, For Type/Brand/Model: M-25 Gun Consumables And Non-Aluminum Millermatic 252 Drive Rolls