This pack of 10 contact tips is your welding sidekick, designed to keep your WeldSkill 100, 105inv, 135, 135inv, 150, 155inv, and 185inv MIG torches running smoothly. With a size of 0.8mm, these tips are like the precision artists of the welding world, ensuring you get clean and precise welds every time. Whether you're a professional welder or a DIY enthusiast, this contact tip pack is here to make your welding adventures hassle-free. Say goodbye to those pesky welding interruptions, and hello to a world where your welds are as smooth as butter!