Greenlee 66PT-1 Nail Eater II Wood Boring Auger Bit in 1" features a patented design for smoother cutting and cleaner holes, that will reduce cutting loads. The Greenlee Textron nail eater wood boring auger bit is made of high-quality carbon alloy steel that cuts through nails provides up to 3x longer life. The self feeding screw point draws the auger bit through the wood even after multiple sharpenings. Greenlee holemaking tools are designed to make the job faster, safer and easier with a complete line of holemaking solutions for getting through steel, stainless steel, wood, aluminum, fiberglass, plastic, drywall, cement board and more.