Lichamp Step Drill Bit Set for Metal Sheet Heavy Duty, 4-Piece Genuine M2 HSS Step Up Down Drill Bits Stepper Unibit for Steel Hole, 28 Sizes from 1/8 to 1/2 inches

Additional Details from the Manufacturer

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More features

• Genuine M2 high speed steel: With the black coating ensures durability and sharpness, reduces the friction, runs cooler, performs well in heat, corrosion and rust resistance, for longer cutting edge life even at extreme temperatures
• Multiple Diameters: 28 size in 3 Multiple Hole Stepped up Bits, have many steps which contain multiple diameters, convenient to drill different hole size by using a step drill rather than many drills, ideal for DIY projects at home, garden, workshop
• High Performance: 118 degrees split point tip increase the wear resistance. Two flute design provides a smoother cutting, for a much more clean drilling operation, can be used on electrical drill, cordless drill, or high impact drill press machine
• Easy Storage: Come with a well-organized pouch for easy and safe storage. Automatic center punch for marking the drill position, delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force
• Well Designed: Provides stability during the drilling process, minimizes noise and vibration. To improve performance and extend drill bit life when working with metal, we recommend using cutting fluid for lubrication.(Cutting fluid not included)