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3pcs Spiral Step Drill Bit [4-12/4-20/4-32 mm,Total 32 Sizes], Hex Shank Taper Titanium Coated High Speed Steel, Multifunction Industrial DIY Metal Working

£36.55
Sold by Ketayou GB

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Product information

Description

General description

A set of 3 spiral step drill bits designed for versatile drilling applications in various materials. The set includes drill bits with sizes ranging from 4mm to 32mm, making it suitable for industrial and DIY metalworking tasks.

Technical specifications

  • Sizes: 4-12mm (5 steps), 4-20mm (9 steps), 4-32mm (15 steps)
  • Total length: 4-32mm: 102 mm, 4-20 mm: 76 mm, 4-12 mm: 66 mm
  • Material: High Speed Steel (HSS 4241)
  • Surface treatment: Titanium coating
  • Shaft diameter: 6mm / 8mm / 10mm
  • Color: Black
  • Usage

  • Suitable for drilling wood, plastics, steel, and metal plates
  • Not recommended for stainless steel
  • For optimal performance, use at low speed and apply cooling oil while drilling to improve efficiency and extend drill life
  • Allow the drill head to cut without excessive force
  • Adjust speed according to material hardness: the harder the material, the lower the speed
  • Features

    • Brand
      OTHERS
    • Diameter
      6 mm
    • Material
      Steel
    • Suitable for
      Metal
    • Pcs per pack
      3 .
    Advice from

    Drill buying guide

    From hammer drills to drill drivers, your choice of drill will come down to the type of tasks you want to complete. For example, a cordless drill is better for driving screws while a corded drill is best suited to drilling. Read on for our tips on picking the right torque, RPM, impact rate, battery and chuck type.
    Drill buying guide
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    More than 7 million individual and professional customers