DEWALT Drill Bit Black Oxide Reduced Shank 7/8-Inch to 1/2-Inch (DW1627)

135-degree split point tip of the drill bit is designed to help reduce walking High Speed Steel of DEWALT drill bits is made to be used in plastic, wood, and metal Tapered web design for extreme durability and resisting breakage of drill bits for wood Black and gold coating to help prevent rust and wear 3-flat shank to reduce spin-out in the chuck Size markings on the drill bit shank to identify sizes quickly 135 degree split point drills on contact and prevents walking Parabolic flute design improves chip ejection in metal and wood drilling applications Black oxide coated for greater wear resistance Helix is 31 degrees which minimizes the over aggressiveness of a true parabolic flute One year warranty, One year service contract, 30 day no-risk trial, Weight: 0.5 pounds, Manufacturer: Dewalt