Spiral Groove Step Drill Bit For Stainless Steel Cutting

Spiral Groove Step Drill Bit For Stainless Steel Cutting


  • Material: High-Speed Steel (HSS)
  • Stem: 10 mm
  • Drill Length: 74 mm, 101 mm
  • Material: High-Speed Steel
  • Type: 4 – 32 (4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32) mm
  • Uses: Sheet Iron, Aluminum, Insulating Board, PVC Board
  • Use Tools: Drill, Bench Drill


This is the new HSS steel big step cone drill bit titanium drill bit set, made from high-quality HSS steel and coated with titanium to reduce friction and heat It is very suitable for use for cutting holes in a variety of materials, including steel, brass, wood, plastic, etc.

Ladder-type appearance: The ladder of its unique structure, a bit can open a variety of specifications size of the aperture, a box on a step drill for drilling. High hardness: Don’t need to use a centre punch, compared with the ordinary twist drill is not easy to break. Site construction, a step drill a variety of specifications apply. A variety of purposes: Deburring, chamfering, open hole enlargement, the function of the twist drill was unable to complete it.

Package includes 1 x spiral groove cone drill bit.


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