VEVOR MIG Welder, 130A Welding Machine, 3 in 1 Combo MMA/MIG/LIFT TIG Welder Machine, Flux Core Welder, MIG-130 Portable Welding Machine, mig welding equipment with 1 KG Welding Wire Stick Welder

TIG mode must use gas. Argon.

Yes, flux-cored wire can be used.

Yes, you can used this welder on a regular house outlet.

M6 * 20mm, and the aperture is purchased based on the size of the welding wire.

During MIG, there is no gas and only self shielded welding wire with a core can be used. During TIG, you can use argon gas and directly connect it to the gas cylinder. Package Content: 1 x Welding Machine. 1 x 1 KG Welding Wire. 1 x Pure Copper Ground Wire. 1 x Pure Copper Welding Wire. 1 x 14Ak Gas Shielded Welding Gun (6.56 Ft / 2 m). 1 x Brush. 1 x Slag Hammer. 1 x Welding Glasses.

LITIG must use argon gas, the air pipe on the gun is directly connected to the gas cylinder, the regulator needs to be purchased by yourself, and MIG ten can only use flux-cored self-shielded welding wire.