Klein Tools 53404 Steel Ship Auger Bit with Screw Point, 7/8-Inch Bit x 4-Inch Twist Length for Drilling Through Wood with Nails

The deep, open-throat design of the Ship Auger bit clears chips for faster, cleaner cuts. The shank is 7/16-Inch hex to fit 1/2-Inch (13 mm) and larger three-jaw chucks. Used for heavy construction and repair work in mines, on docks and bridges as well as electrical work. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857.

• Bits drill through nails, wood, vinyl, plastics, and heavy timber
• Special bit steel with machine-ground flutes and polished edges for smooth, wobble-free boring
• Full length is heat-treated and tempered
• Feed-screw pilot draws bit into wood
• Head and twist are ground to correct clearance for easy removal from hole