Contact Tip, Series FasTip, Compatible with Series Roughhneck, XR Edge, XR Spoolmatic, Duty Rating Heavy Duty, Maximum Wire Diameter 0.04 in, For Wire Type Aluminum, For Gas Diffuser Number 206195, 206196, 210664, Welding Processes MIG Welding (GMAW), Material Copper, Outside Diameter 0.312 in, Package Quantity 10