Hobart .045 Contact Tips 770183 Pkg of 5 - Genuine Hobart .045 contact tips for your Hobart "H" series MIG gun. Contact tips also fit all Miller "M" series MIG guns. Suitable For Hobart Handler 175 & 187 Hobart Handler 210 Hobart IronMan 210, 230 & 250 Free standard ground shipping within contiguous U.S.