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9Pcs inch 3 flat shank straight fluted titanium HSS step drill bit kit
9Pcs inch 3 flat shank straight fluted titanium HSS step drill bit kit


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9Pcs Inch 3 Flats Shank Straight Flute Titanium HSS Step Drill Bit Set for Metal Tube Sheet Drilling in Aluminum Case

 Product Description
Procuct Name 9Pcs Amazon Hot Sale Titanium HSS Step Drill Bit Set for Metal Tube Sheet Drilling in Aluminum Case
Size

1/8-1/2", 1/8-7/8", 3/16-1/2", 3/16-7/8",  1/4-3/4",

1/4-1 3/8", 7/16-1 1/8", 9/16-1", 1 3/16-1 3/8"

Material HSS   (Cobalt M35 is Available)
Flute Type Straight Flute   (Spiral Flute is Available)
Flute Number Two Flutes   (Single FluteThree Flutes are Available)
Shank  Three Flats Shank   (Quick Change Hex ShankRound ShankDouble R Shank are Available)
Surface Finish TiN   (BrightBlack & AmberCo-coatedBlack OxideBlack & BrightTiAIN are Available)
Package 9Pcs in Aluminum Case
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. Only for rotary use. 

 Product Sizes

9Pcs Inch 3 Flats Shank Straight Flute Titanium HSS Step Drill Bit Set for Metal Tube Sheet Drilling in Aluminum Case

 

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

 

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