This hose clamp is designed for applications including female thread size 5/8"-18 rh, female thread size 5/8"-18 rh. Plus, it is compatible with 18, 20, 20F, 24W, 25, W-125, W-180, W-200, W-225, W-250, W-350, 18, 18-90, 18HP, 18P, 18V, 20FHD, 20P, 24, 24FHD, 24FVHD, 24HP, 24V, 25, WP-125L, WP-125M, WP-18, WP-18V, WP-20, WP-20P, WP-20V, WP-24W, WP-25, Weldcraft brand. It can be used for TIG welding.