Lichamp Unibit Step Drill Bit for Metal, Genuine M2 Drill Stepper Bit for Hard Metal Heavy Duty, 19 Sizes from 3/16" to 1-3/8", Spiral Grooved with Hex Drive, C1BK

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About This ONE BIT FOR ALL DRILLING: Come with 19 sizes (3/16", 9/32", 3/8", 7/16", 17/32", 5/8", 11/16", 25/32", 7/8", 29/32", 31/32", 1", 1-1/16", 1-1/8", 1-5/32", 1-7/32", 1-9/3 2", 1-5/16", 1-3/8"), saving your time and efforts to change bits DURABLE AND STRONG: 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 EXTRA LARGE STEPS DRILL: 19 size 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, allows the material particles escape easily for a much more clean drilling operation, can be used on electrical drill, cordless drill WELL DESIGNED: Provides stability during the drilling process, minimizes noise and vibration, which improves work efficiency and safety, bringing a smoother and quieter drilling experience Overview Material : M2 High Speed Steel Finish Type : Black Oxide Shank Type : Hex Cutting Angle String : 118 Degrees Brand : Lichamp Show more