Contact Tip, Compatible with Brand Lincoln, Series Magnum 100A, Compatible with Model K530-3, Compatible with Series Magnum 100L, Tip Shape Standard, Duty Rating Standard Duty, Maximum Wire Diameter 0.045 in, For Wire Type Flux-Cored, Solid, Maximum Current 100 A, Connection Type Threaded, For Nozzle Series Magnum 100A, For Gas Diffuser Number KP35-50, Contact Tip Number S19726-4, Welding Processes MIG Welding (GMAW), Connection Thread Size M6, Inside Diameter 0.055 in, Outside Diameter 0.25 in