Multi Stage Spiral Flute Replaceable HSS Step Drill Bit for Sheet Metal Drilling

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$0.80 - $20.00 / Piece | 100 Piece/Pieces (Min. Order)
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Quick Details
Place of Origin:
Brand Name:
Model Number:
Replaceable HSS Step Drill Bit
Center Drill Bit
Metal Drilling
Product Name:
Replaceable HSS Step Drill Bit
HSS and HSS Cobalt
Spiral Flute
Flute Number:
Three Flutes
Three Flats Shank
Fully Ground
Point Angle:
135 Split Point Angle
Surface Finish:
Metal Sheet Tube Drilling
Supply Ability
Supply Ability:
1000000 Piece/Pieces per Month Replaceable HSS Step Drill Bit
Packaging & Delivery
Packaging Details
1. One in blister card, plastic box, pvc tube, pvc bag then in white paper box then in carton
2. Customized for HSS Step Drill Bit
Shanghai/Ningbo/Guangzhou/Shenzhen/Qingdao for HSS Step Drill Bit
Metal Tools Guide

Product Description
 Product Photos

 Product Description

 More Choice For You: Home Drill Bit  > HSS Drill Bit HSS Step Drill Bit > HSS Step Drill Bit

Procuct NameMulti Stage Spiral Flute Replaceable HSS Step Drill Bit for Sheet Metal Drilling
Size9-40mm   (9mm, 12mm, 15mm, 18mm, 21mm, 24mm, 27mm, 30mm, 33mm, 36mm, 40mm-for Deburring)
MaterialHSS   (Cobalt M35 is Available)
Flute TypeSpiral Flute   (Straight Flute is Available)
Flute NumberTwo Flutes   (Single Flute, Three Flutes are Available)
Shank Three Flats Shank   (Quick Change Hex Shank, Round ShankDouble R Shank are Available)
Surface FinishBright   (TiN, Black & Amber, Co-coated, Black Oxide, Black & Bright, TiAIN are Available)
PackageOne Piece in Double Blister or Plastic Tube

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. Only for rotary use. 

 Product Sizes


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


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Company Information

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Company Introduction:

DANYANG TONGYU TOOLS is one of the Professional Tools Suppliers in China.

We Specialize in all kinds of Drill Bit and Hole Saw and Saw Blade.