3PCS HSS Spiral Step Drill Bit Sets, SS SHOVAN 4-Flute Metal Drill Bits, 1/4" Hex Shank, Metric 4-32mm Cone Cutter, Hole Cutter for Sheet Metal, Plastic, Steel Plate

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  • DURABLE TITANIUM COATED & HSS 4341 - The step drill bit is made of upgraded 4341 high speed steel. Coated by titanium, improve the wear and corrosion resistance.
  • 118 X TYPE OPENINGS DESIGN - Ensure a faster and smoother drilling; 1 4"(6.35mm) hex shank design eliminate slipping in drill chuck, prefect for drilling holes in plastic, aluminum, copper, wood, sheet metal, mold steel and other surfaces.
  • MULTIFUNCTIONAL CONE DRILL BIT - Not only expanding holes, but also deburring, chamfering and cutting. Applied to impact drivers, drill press, and power drills drivers.
  • WHAT YOU GET - SS SHOVAN 3PCS step drill bits(contain 3 size 4-12mm, 4-20mm and 4-32 mm) and a canvas bag. It is an indispensable tool for carrying out precision work with good control of the hole diameter. Perfect for DIY lover!

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