• Metal Step Drill Bit Set Metric Size Double Flute Titanium Coated Sheet with Triangle Shank
  • Metal Step Drill Bit Set Metric Size Double Flute Titanium Coated Sheet with Triangle Shank
  • Metal Step Drill Bit Set Metric Size Double Flute Titanium Coated Sheet with Triangle Shank
  • Metal Step Drill Bit Set Metric Size Double Flute Titanium Coated Sheet with Triangle Shank
  • Metal Step Drill Bit Set Metric Size Double Flute Titanium Coated Sheet with Triangle Shank
  • Metal Step Drill Bit Set Metric Size Double Flute Titanium Coated Sheet with Triangle Shank

Step Bit for Metal

Metal Step Drill Bit Set Metric Size Double Flute Titanium Coated Sheet with Triangle Shank

  • HSS 4241 with titanium coating for strength and longevity.
  • This set of step drill bits are durable and not easily broken.
  • Two-Flute Design for smoother cutting.
  • Triangle shank makes more stable clamping.
  • It is very suitable for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc.
  • Product Details
  • Factory
  • Material
Product Description
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Product Name
Metal Step Drill Bit Set Metric Size Double Flute Titanium Coated Sheet with Triangle Shank
Size
4-12mm, 4-20mm, 4-32mm
Material
HSS 4241 (We Also Have Hss4341, M2, M35，M42)
Flute Type
Spiral Flute (We Also Have Straight Flute)
Flute Number
Double Flute (We Also Have Single Flute, Three Flute)
Shank
Triangle Shank (We Also Have Quick Change Hex Shank, Round Shank, Double R Shank)
Surface Finish
Titanium Coated (We Also Have Amber Color, Black Oxide, Black and Bright, Bright, and so on)
Package
3Pcs in Double Blister Card

Step Cone Drill Bit Three Flats Shank with Double Spiral Flute

Spiral Flute Step Drills (Metric)
Size (mm)
Number of Steps
L1 (mm)
L2 (mm)
D1 (mm)
D2 (mm)
4-12
5
62
22
12
6
4-12
9
71
22
12
6
4-20
9
71
22
20
8
4-22
10
85
22
22
8
6-30
13
93
22
30
10
4-32
14
99
23
32
10
4-39
13
108
25
39
10
5-35
13
73
25
35
13
10-45
9
98
25
45
13
6-60
12
113
25
60
13
Spiral Flute Step Drills (Inch)
Size (inch)
Number of Steps
L1 (inch)
L2 (inch)
D1 (inch)
D2 (inch)
3/16-1/2
6
2 41/64
7/8
3/16-1/2
1/4
1/8-1/2
13
2 59/64
7/8
1/8-1/2
1/4
1/4-3/4
9
2 51/64
7/8
1/4-3/4
3/8
3/16-7/8
12
3
7/8
3/16-7/8
3/8
1/4-1 3/8
10
2 61/64
7/8
1/4-1 3/8
3/8
* Custom-tailor would be available against customers’ requirements

 

 

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