3 Pieces 4-12 / 20 / 32mm HSS Tapered Step Drill Nitrogen Hexagonal Shank Cutting Tool Set

  • Model: cjhs0115
  • Units in Stock: 100

Price:   $19.75

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Product Description


  • Module New And High quality.
  • Unique step design,a drill bit can be used to open holes of various sizes,means the equivalent of a box of drill.
  • High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance.
  • Having Mutifunction, a terrific helper to be used for deburring,chamfering,expanding hole
  • Stable,working witout pre-working.


  • Type: Step Drill
  • Head Type:Hexagon Shank
  • Quantity: 3PCS
  • Material: High Speed Steel
  • Surface : Nitrogen treatment (increasing the hardness and abrasion resistance)
  • Color: As the picture shows
  • Box Size:1
    3.5cm x
    10.2cm x
    4.2cm –
    5.31inch x
    4.02inch x 1.65inch


  • 4-32mm: 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm X 32mm Handle
  • 4-20mm: 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm X 8mm Handle
  • 4-12mm: 4mm, 6mm, 8mm, 10mm, 12mm X 8mm Handle


  • Aplly in gun-drilling,bench drill


  • Please cool down with water when working because of the high temperature,so that the validity period can last longer. The speed is advised to be 250-400RPM/Min


  • There could be some slight differences in the color tone of the pictures and the actual item.
  • Please allow 1-2mm differs due to manual measurement, thanks.

    Package Included:

    • 1 x 3Pcs HSS Drill Bit Set With Box

     NO Retail Box. Packed Safely in Bubble Bag.

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