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5/16" Dia, 180 Degree Point, Solid Carbide Drill - 58895
SERIES: 146U
Hi-PerCarb 146U Flat Bottom
5/16" Dia, 180 Degree Point, 0.3150" Shank Dia, 4.3307" OAL, 2 Flute, 5xD, Coolant-Through, Ti-NAMITE-X (TX) Coated, Series 146U, Hi-PerCarb 146U Flat Bottom, Solid Carbide Drill - 58895
Feature & Benefits
- 4-margin design improves accuracy and surface finish along with increased strength for aggressive drilling
- Specialized self-centering notched point eliminates the need for spot drilling decreasing thrust and deflection
- Engineered edge protection improves edge strength and reduces edge fatigue allowing for increased feed rates
- Recommended for materials ≤ 56 HRc (≤ 577 Bhn)
SKU / EDP | 58895 |
---|---|
Category | Solid Round Tools > Holemaking > High Performance Drills |
Min Order Qty | 1 |
Series | 146U |
Series Description | Hi-PerCarb 146U Flat Bottom |
High Performance | Yes |
Unit (inch/mm) | inch |
Number of Flutes | 2 |
Primary Workpiece Material | (P) Steel|(M) Stainless Steel|(K) Cast Iron|(N) Non-Ferrous Materials|(S) High Temp Alloy|(H) Hardened Materials |
Secondary Workpiece Material | (N) Non-Ferrous Materials|Plastics & Composites |
Reach (xD) | 5xD |
Size | 5/16" |
Cutting Diameter (DC) (Decimal Inch) | 0.3125 |
Cutting Diameter (DC) (Fractional Inch) | 5/16 |
Cutting Diameter (DC) (mm) | 7.94 |
Shank Diameter (DCON) (Decimal Inch) | 0.3150 |
Shank Diameter (DCON) (mm) | 8.00 |
Usable Length (LU) (Decimal Inch) | 1.6019 |
Usable Length (LU) (mm) | 40.69 |
Flute Length (LCF) (Decimal Inch) | 2.0472 |
Flute Length (LCF) (mm) | 52.00 |
Overall Length (OAL) (Decimal Inch) | 4.3307 |
---|---|
Overall Length (OAL) (mm) | 110.00 |
Shank Length (LS) (Decimal Inch) | 2.0866 |
Shank Length (LS) (mm) | 53.00 |
Point Angle (Degree) | 180 |
Cutting Diameter (DC) Tolerance (Decimal Inch) | +.00024 / +.00083 |
Cutting Diameter (DC) Tolerance (mm) | +.0060 / +.0210 |
Shank Diameter (DCON) Tolerance (ISO) | h6 |
Shank Type | Straight |
Weldon Flat | No |
Coolant Option | Internal Coolant |
Coating Description | TX (Ti-NAMITE-X) |
Additional Geometry | Right Hand Cut Direction (RHC) |
Helix Angle | Right Spiral |
Helix Angle (Degree) | 15 |
Variable Helix | No |
Center Cutting | No |
Chip Breaker | No |
Number of Margins | 4 |
Self Centering | Yes |
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