9Pcs Inch 3 Flats Shank Straight Flute Titanium HSS Step Drill Bit Set

 

Product description: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" Ma

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 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 Flute, Three Flutes are Available)
Shank  Three Flats Shank   (Quick Change Hex Shank, Round Shank, Double R Shank are Available)
Surface Finish TiN   (Bright, Black & Amber, Co-coated, Black Oxide, Black & Bright, TiAIN 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. 

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

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CONTACT US


Contact: David Yu

Phone: +86-139-52828006

Tel: +86-139-52828006

Add: Houxiang, Danbei Town, Danyang City, Jiangsu, China, 212300

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