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Product Specifications:
| Item | Screw Machine Drill Bit |
| Application | For Alloy, Carbon And Tool Steel And Cast Iron |
| Cutting Direction | Right Hand |
| Decimal Equivalent | 0.397 |
| Depth X Dia. Ratio | 4xd |
| Depthdia. Ratio | 4Xd |
| Drill Bit Dimension Type | Letter |
| Drill Bit Finish | Black Oxide |
| Drill Bit Grouping | Drill Bit |
| Drill Bit Point Angle | 135° |
| Drill Bit Point Type | Split Point |
| Drill Bit Size | X |
| Drill Diameter Tolerance | -0.001" to 0" |
| Drill Length Class | Screw Machine Length |
| Drill Point Length | 0 |
| Finish | Black Oxide |
| Finish - Machining | Black Oxide |
| Flute Length | 1 15/16" |
| Flute Type | Spiral |
| Grade | Heavy Duty |
| Helix Angle | 28° |
| Left/right Hand | Right |
| List Number | 159 |
| Material | High Speed Steel |
| Material - Machining | High Speed Steel |
| Material Grade - Machining | Heavy Duty |
| Number Of Flutes | 2 |
| Overall Length | 3 5/16" |
| Primary Material Application | Cast Iron, Steel, Tool And Die Steel |
| Primary Material Application Iso Code | K, P |
| Shank Dia. | 0.391" |
| Shank Diameter | 25/64" |
| Shank Length | 1 3/8" |
| Shank Type | Straight |
| Shank Type - Machining | Straight |
| Spiral Direction | Right Hand |
| Standards | Not Rated |
| System Of Measurement | Letter |
Shipping Info:
| Ship weight (kg) | 0.04 |
| Ship height (cm) | 3.81 |
| Ship length (cm) | 9.05 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Product Variants
| Product | Model | Decimal Equivalent | Overall Length | Shank Dia. | Drill Bit Size | Max. Drilling Depth | Price | |
|---|---|---|---|---|---|---|---|---|
![]() |
48701 | 0.228 | 2 7/16" | 0.234" | #1 | 1 5/16" | €5.61 | |
![]() |
49071 | 0.228 | 2 7/16" | 0.234" | #1 | - | €15.02 | |
![]() |
48371 | 0.228 | 2 7/16" | 0.234" | #1 | - | €11.75 | |
![]() |
49080 | 0.1935 | 2 1/4" | 0.188" | #10 | - | €12.50 | |
![]() |
48380 | 0.1935 | 2 1/4" | 0.188" | #10 | 1 3/16" | €10.50 | |
![]() |
49081 | 0.191 | 2 1/4" | 0.188" | #11 | - | €12.04 | |
![]() |
48381 | 0.191 | 2 1/4" | 0.188" | #11 | - | €10.40 |
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CHICAGO-LATROBE 49255 Screw Machine Drill Bit, X Drill Bit Size, 1 15/16 Inch Flute Length
€20.96 /unit




