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5Pcs Set Inch Tri-Flat Shank Straight Flute HSS Step Drill Bit for Metal Sheet
5Pcs Set Inch Tri-Flat Shank Straight Flute HSS Step Drill Bit for Metal Sheet


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5Pcs Set Inch Tri-Flat Shank Straight Flute HSS Step Drill Bit for Metal Sheet

 Product Description
Procuct Name

5Pcs Three Flats Shank Straight Flute Golden & Black Color

HSS Step Drill Bit for Metal in Aluminum Case

Sizes 1/8-1/2", 3/16-1/2", 3/16-7/8", 1/4-3/4", 1/4-1 3/8"   (Metric Size is Available)
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 Black & Amber   (TiNBrightCo-coatedBlack OxideBlack & BrightTiAIN are Available)
Package 5Pcs 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

5Pcs Set Inch Tri-Flat Shank Straight Flute HSS Step Drill Bit for Metal Sheet

 

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

 

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