[Contact Tip] - Orifice: 0.8mm / 0.031 inch. [Package Content] - 10 x Contact Tips, 2 x Shield Cup/Gas Nozzle, 2 x Connecting Rod. [Compatible with] - Suitable for MB-15AK MIG Welding Torch, MB15 MIG Welding Torch. [Good Replacement] - Convenient and flexible use, easy to replace old or broken ones for welding quality and reliability. [This kit is durable, anti-corrosion, and it is not easy to break for long-term use.