Step Down Drill Bit

Hex Shank M2 Unibit Step Drill Bit Metric Size Titanium Coated for Metal Stainless Steel Drilling

  • Made of M2 material with titanium coating, the bits have strong durability.
  • Two-fluted design provides faster, smoother cutting.
  • The split point tip is at 118 degrees to increase the wear resistance and reduce step drill bit slippage.
  • Hex shank fits into power tools chuck securely and eliminates slip.
  • Can cut through iron sheets, aluminum sheets, copper & plastic & wood board, and many other types of sheet metal.
Product Description
More Choice For You: HomeStep Drill Bit
Product Name
Hex Shank M2 Unibit Step Drill Bit Metric Size Titanium Coated for Metal Stainless Steel Drilling
Size
4-32mm
Material
M2 (We Also Have Hss4341, HSS 4241, M35,M42)
Flute Type
Spiral Flute (We Also Have Straight Flute)
Flute Number
Double Flute (We Also Have Single Flute, Three Flute)
Shank
Hex Shank (We Also Have Three Flats 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
1Pcs 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
68
22
12
6
4-20
9
71
22
20
8
4-22
10
73
22
22
8
4-30
13
95
22
30
10
4-32
14
102
22
32
10
4-39
13
97
25
39
10
5-35
13
73
25
35
13
4-40
16
103
25
40
12
10-45
9
98
25
45
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 7/32
7/8
3/16-1/2
1/4
1/8-1/2
13
2 27/32
7/8
1/8-1/2
1/4
1/4-3/4
9
2 51/64
29/32
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
7/16-1 1/8
12
2 51/64
7/8
7/16-1 1/8
3/8
9/16-1
8
3 3/64
7/8
9/16-1
3/8
13/16-1 3/8
10
3
7/8
13/16-1 3/8
3/8
* Custom-tailor would be available against customers’ requirements

 

 

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