Ridgid 92490 NA P-Trap Cutter, 3-1/2" 92490 - P-Trap Cutting tool, 3-1/2" Decide to put 5/8" or maybe 3/4" Ridgid Cables: C-24 C-25 C-26 C-27 C-28 C-75 C-100 C-24HC C-27HC C-75HC C-100HC