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Product information

Description

General description

The Dormer A120 Metric HSS Stub Drill Bit is designed for general machining applications, making it ideal for use in portable drills, turrets, and automatic lathes. This high-speed steel (HSS) twist drill bit is perfect for precise drilling in metal, steel, and cast iron. It features a special split-point tip that ensures easy starting and accurate drill location, along with a vapor-tempered finish for enhanced durability and performance.

Technical specifications

  • Material: HSS (High-Speed Steel) with vapor tempering
  • Standard: DIN 1897, Type N
  • Tip angle: 135° split point
  • Diameter: 3.3 mm
  • Overall length: 49 mm
  • Cutting length: 18 mm
  • Shank: Cylindrical
  • Maximum drilling depth: 2.5 times the diameter (2.5xD)
  • Nominal tolerance: h8
  • Cutting direction: Right
  • Cutting capacity in steel up to 800 N: 0.08 mm/W
  • Compatibility and accessories

  • Compatible with standard drill chucks
  • Suitable for automatic drilling machines
  • Ideal for metalworking, construction, and manufacturing applications
  • Installation

  • Insert the shank into a compatible drill chuck
  • Ensure the drill bit is securely tightened before use
  • Usage

  • Use appropriate cutting speeds for metal drilling
  • Apply steady pressure during drilling for best results
  • Use cooling or lubrication if necessary to prolong tool life
  • Features

    • Brand
      DORMER
    • Diameter
      3.3 mm
    • Weight
      1000 g
    • Material
      HSS
    • Certification body
      DIN
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    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.
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