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3Pcs Metric Tri-Flats Shank Spiral Flute Titanium Step Drill Bit Set in Double Blister
3Pcs Metric Tri-Flats Shank Spiral Flute Titanium Step Drill Bit Set in Double Blister


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3Pcs Metric Tri-Flats Shank Spiral Flute Titanium Step Drill Bit Set in Double Blister3Pcs Metric Tri-Flats Shank Spiral Flute Titanium Step Drill Bit Set in Double Blister

 Product Description
Procuct Name 3Pcs Three Flats Shank Spiral Flute Titanium Step Drill Bit in Double Blister
Size 4-12mm, 4-20mm, 4-32mm   (Inch Size is Available)
Material HSS   (Cobalt M35 is Available)
Flute Type Spiral Flute   (Straight Flute is Available)
Flute Number Two Flutes   (Single FluteThree Flutes are Available)
Shank  Three Flats Shank   (Quick Change Hex ShankRound ShankDoubel R Shank are Available)
Surface Finish TiN  (BrightBlack & AmberCo-coatedBlack OxideBlack & BrightTiAIN are Available)
Package 3Pcs in Double Blister   (Nylon BagWooden BoxPlastic BoxMetal BoxAluminum Case are Available)
Features

1. Step drill bits are perfect for drilling and enlarging multiple-holes in thin sections of sheet metals, pipes, plexiglass, plastics, wood up to a thickness of 5mm.

2. 135° Split Point Tip: increases cutting speed with self-centering and the drills do not run off center.

3. A variety of hole diameters can be drilled using only one tool. 

4. The dimension of drilled hole is exact. 

5. Two Flute Design: provides longer life and better chip removal.

6. The Spiral Groove: creates better, less noise, less force has to be used.

7. Titanium coating provides up to 2 times the life over high speed steel.

8. Only for rotary use. 

 Product Sizes

3Pcs Metric Tri-Flats Shank Spiral Flute Titanium Step Drill Bit Set in Double Blister

 

We Can Produce All Sizes of Step Drill Bits as Your Requirement ,Please Contact Us If You Need.

 

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