Our flux core gasless nozzles and welding consumables are for welding processes. These nozzles are designed to protect the weld pool ensuring strong and clean welds. Ideal for outdoor welding projects, they eliminate the need for external shielding gas, making them convenient. Features -Color:Rose Gold -Material:Copper -Size:2.50X0.80X0.80cm/0.98X0.31X0.31in -Welding core diameter:0.6/0.8/0.9/1.0 -Optimal conductivity: constructed from copper, these contact tips offer excellent thermal and electrical conductivity for consistent flow -Heat and wear resistant: designed to withstand high temperatures and resist wear, ensuring durability and longevity in welding applications -Installation: the smooth inner hole and simple structure make these tips easy to install, for direct replacement of original parts -Wide range of sizes: available in various sizes to accommodate different welding needs, compatible with 15ak welding torches -Accurate wire guidance: positioned at the end of the welding torch, these contact tips guide the welding wire precisely for efficient welding Package list: 40 x Welding contact Tips