flintronic Step Drill Bit, 4mm to 32mm HSS Titanium Coated Double Slot Cone Cutting Drill for Plastic Wood Metal

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Product description

  • Safety and Stability The 3 flat shank is better clamped on the pistol drill to prevent slippage and shedding during the rotation.
  • Material HSS combined with a titanium coating. More capable and durable.
  • Easy Drilling Two-Flute Design for smoother cutting. High Step design let you feel the stop and never drill bigger in mistake.
  • Widely Used Perfect Step Drill Bits suitable for drill holes in various material within 3mm 0.12 inch (Iron Plate, Copper Plate, Aluminum Plate); within 5mm 0.2 inch (Wood, PVC sheet, Insulation Boards). Not suitable for hard and brittle materials such as stainless steel, glass, tile floors, walls etc.

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