6Pcs HSS Steel Titanium Step Drill Bit Set 4-12/20/32mm Metal Hole Cutter Wood Cone Core Drilling Hole Saw Tool+3,6,8 Saw Drill

​Buy now, send 1pc 3mm cobalt twist drill, can use in stainless steel, steel, iron, aluminum and other metal materials.


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[Material]: High-speed steel 4241.


[Handle]: Step drill is triangle round handle, prevent sliping. The saw and drill is a round handle.


[Surface treatment]: The gold is titanium coating, more wear and oxidation resistance, not rust.


[Specification]:


4 - 12 mm 5 Steps (4mm,6mm,8mm,10mm,12mm)


4 - 20 mm 9 Steps (4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm)


4 - 32 mm 15 Steps (4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,22mm,24mm,26mm,28mm,30mm,32mm)


Saw drill: 3mm, 6mm, 8mm.


[Advantages]:


1. "X" shaped openings, drilling is not easy to slip. Higher precision, more sharp, burr-free drilling.


2, The unique step structure, a drill can drill a variety of sizes of the aperture. You can deburring, chamfering, punching elliptical hole.


3, Suitable for installation in the pistol drill and bench drill.


4, The hardness of the workpiece below the use of 25 ° below, such as iron, aluminum, PVC board, insulation board, wood, workpiece thickness 4mm.


[Packaging]:


A. Beautifully packaged in plastic case.


B. Separate plastic sleeve.


C. Portable cloth bag.








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If you need another type of step drill, click on this link.





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Material and scope of application

Wood, plastic, PVC board


iron plate





Aluminum plate

Carbon steel

Sheet metal

304 stainless steel

201 stainless steel

Tiles, wall

HSS 4241

Yes

Yes

Yes

No

No

No

No

No

HSS 6542/M2

Yes

Yes

Yes

Yes

Yes


Yes (Not durable)


No

No

HSS-CO/M35

Yes

Yes

Yes

Yes

Yes

Yes


Yes (Not durable


No

Note: When the edge of the edge of the drill to cool down (you can add cold water, add cold oil, blowing compressed air), can effectively extend the life of the drill, drill speed 250-400 rpm is recommended.

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6Pcs HSS Steel Titanium Step Drill Bit Set 4-12/20/32mm Metal Hole Cutter Wood Cone Core Drilling Hole Saw Tool+3,6,8 Saw Drill 6Pcs HSS Steel Titanium Step Drill Bit Set 4-12/20/32mm Metal Hole
Cutter Wood Cone Core Drilling Hole Saw Tool+3,6,8 Saw Drill Reviewed by Stormy Dof on December 27, 2022 Rating: 5

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