Features: *20pcs set MB15 15AK contact tips made of high quality copper material for better hardness and strength than ordinary welding tips. *Offer different sizes of welding tips: 0.6mm / 0.8mm / 0.9mm/1.0mm / 1.2mm. *Our contact tips are high temperature resistant, resistant, wear resistant and friction resistant. They provide good conductivity and are precise for welding work. *The contact tips have simple and stable structure, and are specially suitable for MB15AK MIG welding torch. *Welding tips are consumables and need to be replaced regularly. We recommend tightening them with pliers and cleaning the wire feed tube regularly to increase the service life. Specifications: Color: As shown in the picture Material: metal Size:Hole diameter: 0.6mm, 0.8mm, 0.9mm, 1.0mm, 1.2mm;Product size: M6*25mm;Thread: M6 Part Name:Nozzles Package Content: 20PCS Nozzles Note:: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Made of standard material, quality assurance and practicality. Perfect function, bring you a wonderful experience. Every customer is entitled to a 30-day refund or replacement for damage/quality issues. If you have any questions, please feel free to contact us and we will solve it for you. 20Pcs Mb15 15Ak Contact Tip Welding Nozzles M6 Welding Torch Power Nozzle