Hougen 14284 3" Hougen Sheet Metal Holcutter 75004PR 000-Series Cutters are resharpenable

000-Series Cutters are resharpenable

Cutter with 3/8" shank holes three times faster and cleaner than hole saws in sheet metal and have dramatically extend tool life too

These kits let you drill pipe and tubing with a minimum 3" diameter and some convex surfaces

Fire Trucks

The tapered inner diameter provides a relief area between the slug & cutter to reduce horsepower & improve slug ejection

Hougen 14284 3" Hougen Sheet Metal Holcutter 75004PR 000-Series Cutters are resharpenableHolcutters are not hole saws. They're precision ground, heat treated tools that easily cut thru the stock rather than ripping, tearing, and pushing thru as do typical hole saws. They can produce holes three times faster and cleaner than hole saws in sheet metal and have dramatically extended tool life, too. All sizes have a "shoulder" to prevent plunge thru, which is especially useful when drilling into live electrical boxes. See for yourself why