Feature 1COPPER MATERIAL: Our contact tip of the argon arc welding gun is made of premium copper, which has a long service life and ensures good product performance. 2FINE WORKMANSHIP: Well crafted in standard size and fine threads, these contact tips ensure a tight fit with your welding torch. 340PCS: There are 40 pieces contact tips in the package of 4 different sizes 0.6MM to 1.0MM that you can use them respectively to meet your different needs. 4IDEAL REPLACEMENT: Our contact tip has a hard texture, can resist high temperature and corrosion, is easy to replace, and is a perfect substitute. Mig welding technique is suitable for Mig welding guns. 5EASY STORING: Small size, easy to carry and store, convenient to use and with good performance.Item Type: Contact TipMaterial: Copper10 x Contact Tip 0.6MM 10 x Contact Tip 0.8MM 10 x Contact Tip 0.9MM 10 x Contact Tip 1.0MM Applied to the 15AK tungsten argon arc welding torch series .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List10 x Contact Tip 0.6MM10 x Contact Tip 0.8MM10 x Contact Tip 0.9MM10 x Contact Tip 1.0MM