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Product Specifications:
| Item | Jobber Length Drill Bit |
| Application | For Cast Iron, High Temperature Alloys, Stainless Steel And Titanium |
| Coolant Fed | Non Coolant Through |
| Coolant Through | No |
| Cutting Direction | Right Hand |
| Decimal Equivalent | 0.25 |
| Drill Bit Dimension Type | Fractional Inch |
| Drill Bit Grouping | Drill Bit |
| Drill Bit Material | Cobalt |
| Drill Bit Point Angle | 135° |
| Drill Bit Point Type | Split Point |
| Drill Bit Size | 1/4" |
| Drill Length Class | Jobber Length |
| Finish | Straw, Bronze |
| Finish-machining | Straw, Bronze |
| Flute Length | 2 3/4" |
| Flute Type | Spiral |
| Grade | Heavy Duty |
| Material | Cobalt |
| Material Grade-machining | HIGH PERFORMANCE |
| Material-machining | Cobalt |
| Max. Drilling Depth | 2 3/4" |
| No. Of Flutes | 2 |
| No. Of Pieces | 0 |
| Overall Length | 4" |
| Point Angle | 135° |
| Point Type | Split Point |
| Products By Industry | Electrical |
| Shank Dia. | 1/4" |
| Shank Type | Straight |
| Shank Type-machining | Straight |
| Size | 1/4" |
| System Of Measurement | Imperial |
Shipping Info:
| Ship weight (kg) | 0.02 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 10.16 |
| Ship width (cm) | 2.54 |
| Country of Origin | CN |
Product Variants
| Product | Model | Flute Length | Size | Max. Drilling Depth | Drill Bit Size | Shank Length | Drill Dia. Tolerance | Shank Dia. | Drill Bit Material | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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401J54 | 7/8" | 0.062" | 21/32" | 1/16" | 1" | -0" to +0.0005" | 0.062" | High Speed Steel | €3.02 | |
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401J61 | 4 1/2" | 1/2" | 4 1/2" | 1/2" | - | - | 1/2" | Cobalt | €26.45 | |
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401J55 | 1 5/8" | 1/8" | 1 5/8" | 1/8" | - | - | 1/8" | Cobalt | €3.29 | |
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401J79 | 3 7/16" | 0.344" | 2 9/16" | 11/32" | 1 5/16" | -0.001" to 0" | 0.344" | Cobalt | €12.69 | |
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401J71 | 2 1/4" | 0.172" | 2 1/4" | 11/64" | - | - | 0.172" | Cobalt | €3.70 | |
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401J82 | 3 7/8" | 0.406" | 2 29/32" | - | 1 3/8" | - | 0.406" | Cobalt | €21.89 | |
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401J72 | 2 7/16" | 0.203" | 1 13/16" | 13/64" | 1 3/16" | -0" to +0.0007" | 0.203" | Cobalt | €5.48 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
WESTWARD 401J57 Jobber Length Drill Bit, 1/4 Inch Size, 4 Inch Overall Length, Cobalt
€6.66 /unit




