Best Welds 900-MCK-TW2 Tweco Style 250 Amp MIG Gun Consumable Kit

Consumable kit for 400 amp Tweco-pattern MIG guns, supplying the contact tips, nozzles, and diffusers that wear out on higher-current welding. A matched kit keeps replacements on hand for heavier...

Gas diffuser built to the Tweco pattern, threading into the MIG gun head to meter shielding gas evenly into the nozzle while seating the contact tip. A worn diffuser leaks gas and loosens the tip, so...

Slide-on insulator rated to 400 amps for Best Welds Tweco Style No. 4 MIG guns, isolating the nozzle from the tip assembly to prevent shorting. Holds up to the heat of high-amperage welding as a...

Gas Diffuser, Brass, 250 A, For Best Welds, Tweco Style No 2 MIG Guns

250 amp MIG gun with a 15 ft lead, Miller connector, and conductor tube sized for Miller-style consumables, set up for 0.030 to 0.035 inch wire. Using factory-pattern consumables keeps parts sourcing...