Nozzle Compatible with Brand MK Series MK Compatible with Series Cobra MX Cobramax Prince XL Python Bore Diameter 5/8 in Nozzle Shape Tapered Duty Rating Standard Duty For Contact Tip Series 621 Welding Processes MIG Welding (GMAW) Application MIG Welding Color Brass For Use With MK Products Style Inside Diameter 0.625 in Overall Length 2 9/10 in Package Quantity 2