Workhorse Cobalt Drill Bit Set, 29 Pieces With 135 Degree Tip, High Speed Steel, Black Gold Finish, For Stainless Steel Plastic Wood, Includes Metal Indexed Case, 1/16 To 1/2 Inch
✔️ 29-piece high-speed cobalt bits for metal, wood, and plastic
This 29-piece drill bit set uses cobalt-infused high-speed steel with a black/gold finish to resist wear and corrosion. It cuts through stainless steel, cast iron, alloys, wood, and hard plastics, and ships in a sturdy metal indexed case for quick access and organized storage.
✅ Sizes span 1/16 in. to 1/2 in. with 29 increments
✅ 135° split point provides automatic centering and reduced walking
✅ Self-centering design, round straight shank, fully ground twist
✅ High-speed steel with black oxide/gold finish for wear resistance
✅ Suitable for stainless steel, cast iron, alloys, wood, and hard plastics
✅ Includes metal indexed case for organized storage
💡 What is a drill bit set used for? A handy kit for making precise holes across different materials. - cobalt drill bits for metal and hard plastics - 135° split point for precise starting alignment - high-speed steel with durable coating for wear resistance - stored in a sturdy metal indexed case for quick access