Item Type: Hose Coupler Set_x000D_ Material: Brass + Rubber_x000D_ Applicable Scene: Suitable for MIG TIG welding torch_x000D_ Barb Joint Outer Diameter: Approx. 8mm / 0.3in 1[QUICK FITTING KIT] The kit includes a torch hose adapter and a quick connector, suitable for MIG TIG welding gun. 2[BRASS MATERIAL] Made of excellent brass material, which is wear and corrosion resistant, and not easy to deform. 3[EASY OPERATION] The connector is mainly used to quickly connect the welding torch and the welding plug. 4[STANDARD SIZES] These torch fittings have standard sizes and can be used to connect M8 inner diameter hoses. 5[EASY TO INSTALL] Quick hose adapter with rubber material, non slip and wear resistant, easy to install and remove. 1 x Quick Hose Adapter 1 x Connector