Pyramid Drill Bit
M2 Double Straight Flute Step Up Drill Bit Set for Steel and Metal Drilling with Three Flats Shank
- M2 material ensures strong durability and wear-resistance.
- Step cone drill bits shake less than the twist drill bits.
- 118-degree point tip increases the cutting speed with self-centering and prevents walking, no center punch is needed.
- Double flute design for clear chips faster and allows particles to escape easily.
- Three Flats Shank can fit into power tools chuck securely and eliminate slip.
- Product Details
- Factory
- Material
Product Description
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More Choice For You: Home > Step Drill Bit
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Product Name
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M2 Double Straight Flute Step Up Drill Bit Set for Steel and Metal Drilling with Three Flats Shank
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Size
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4-14mm, 6-20mm, 6-30mm
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Material
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M2
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Flute Type
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Straight Flute
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Flute Number
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Double Flute
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Shank
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Three Flats Shank
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Surface Finish
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Silver
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Package
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3Pcs in Tin Box
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Feature
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1. M2 material ensures strong wear-resistance and durability 2. The step drill bits shake less than the twist drill bits
3. 118-degree point tip increases the cutting speed with self-centering and prevents walking, no center punch is needed
4. Double flute design for clear chips faster and allows particles to escape easily
5. Three Flats Shank can fit into power tools chuck securely and eliminate slip
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Straight Flute Step Drills (Metric)
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Size (mm)
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Number of Steps
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L1 (mm)
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L2 (mm)
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D1 (mm)
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D2 (mm)
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4-12
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5
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62
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22
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12
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6
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4-12
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9
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68
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22
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12
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6
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4-20
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9
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71
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22
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20
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8
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4-22
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10
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73
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22
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22
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8
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4-30
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13
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95
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22
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30
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10
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4-32
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14
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102
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22
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32
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10
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4-39
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13
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97
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25
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39
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10
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5-35
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13
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73
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25
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35
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13
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4-40
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16
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103
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25
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40
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12
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10-45
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9
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98
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25
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45
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13
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Straight Flute Step Drills (Inch)
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Size (inch)
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Number of Steps
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L1 (inch)
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L2 (inch)
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D1 (inch)
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D2 (inch)
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3/16-1/2
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6
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2 7/32
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7/8
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3/16-1/2
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1/4
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1/8-1/2
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13
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2 27/32
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7/8
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1/8-1/2
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1/4
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1/4-3/4
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9
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2 51/64
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29/32
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1/4-3/4
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3/8
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3/16-7/8
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12
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3
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7/8
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3/16-7/8
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3/8
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1/4-1 3/8
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10
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2 61/64
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7/8
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1/4-1 3/8
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3/8
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7/16-1 1/8
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12
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2 51/64
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7/8
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7/16-1 1/8
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3/8
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9/16-1
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8
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3 3/64
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7/8
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9/16-1
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3/8
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13/16-1 3/8
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10
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3
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7/8
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13/16-1 3/8
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3/8
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* Custom-tailor would be available against customers’ requirements
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