Ridgid 63045 T-213 4-Blade Cutter Fits Cables C-4, C-6, C-7, C-8, C-9, C-31, C-32, C-33, C-31 IW, C-32 IW, C-33 IW, C-44 IW, C-45 IW 4 Blade Give This Head Faster Clearing of Clogs Made of Stainless Steel