An 8-piece carbide-tipped hole cutter kit that cuts clean, precise holes in stainless steel, mild steel, iron, copper, and brass sheet up to 3/16 inch thick, with a split-point pilot bit that prevents the bit from walking on start.
- Set contains: 7/8, 1-1/8, 1-3/8, 1-3/4, 2, and 2-1/2-inch carbide-tipped cutters, plus two extra pilot bits
- Conduit and pipe sizes covered: 1/2 inch to 2 inch
- Integrated flange stops the cutter from drilling past the sheet metal
- Case: rust-proof molded plastic carrying case
Best for: electricians cutting conduit knockout holes in metal enclosures across a range of common sizes without swapping single-size cutters.