1Various Sizes: Including 1#, 2#, 3# welding tips with 62mm total length, and the cutting thickness is 210mm, 1020mm, 2030mm. 2High Accuracy: Having been processed by accurate numerical control machining, has high concentricity, and very easy to operate. 3Standard Work: Uniform aperture, standard thread depth and thickness enable good flame gathering and easy adjustment as well. 4Practical Use: Suits perfectly for oxygen, acetylene, propane and other gas fuels, and also applicable to G01100 cutting gun. 5Good Material: Adopting high quality copper and brass materials, durable with corrosion and high temperature, has a long life. Item Type: Welding Tip Material: Copper + Brass Applicable Cutting Gun: G01-100 Applicable Gas: Suitable for oxygen, acetylene, propane and other gas fuels. Specifications: 1#, 2#, 3# Cutting Thickness: Approx. 2 ~ 10mm / 0.08 ~ 0.39in, 10 ~ 20mm / 0.39 ~ 0.79in, 20 ~ 30mm / 0.79 ~ 1.18in Product Length: Approx. 62mm / 2.44in 9 x Welding Tip Have a great time shopping!