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31/64" Dia, 124 Degree Point, Solid Carbide Drill - 55187
SERIES: 141K
Hi-PerCarb 141K
31/64" Dia, 124 Degree Point, 0.5512" Shank Dia, 4.8820" OAL, 3 Flute, 5xD, Coolant-Through, Ti-NAMITE-M (TM) Coated, Series 141K, Hi-PerCarb 141K, Solid Carbide Drill - 55187
Feature & Benefits
- 3-margin design improves hole stability and size control while providing superior finish, roundness and cylindricity
- Self-stabilizing pyramid point design stabilizes the drill on contact with the workpiece
- Open flute structure efficiently transports chips while maintaining strength at high feed rates
- Sculpted gash allows chips to easily flow away from the drill center
- Recommended for materials ≤ 43 HRc (≤ 400 Bhn)
| SKU / EDP | 55187 |
|---|---|
| Category | Solid Round Tools > Holemaking > High Performance Drills |
| Min Order Qty | 1 |
| Series | 141K |
| Series Description | Hi-PerCarb 141K |
| High Performance | Yes |
| Unit (inch/mm) | inch |
| Number of Flutes | 3 |
| Primary Workpiece Material | (K) Cast Iron |
| Secondary Workpiece Material | (P) Steel|(M) Stainless Steel|(N) Non-Ferrous Materials|(S) High Temp Alloy |
| Reach (xD) | 5xD |
| Size | 31/64" |
| Cutting Diameter (DC) (Decimal Inch) | 0.4844 |
| Cutting Diameter (DC) (Fractional Inch) | 31/64 |
| Cutting Diameter (DC) (mm) | 12.30 |
| Shank Diameter (DCON) (Decimal Inch) | 0.5512 |
| Shank Diameter (DCON) (mm) | 14.00 |
| Usable Length (LU) (Decimal Inch) | 2.3622 |
| Usable Length (LU) (mm) | 60.00 |
| Flute Length (LCF) (Decimal Inch) | 3.0320 |
| Flute Length (LCF) (mm) | 77.01 |
| Overall Length (OAL) (Decimal Inch) | 4.8820 |
|---|---|
| Overall Length (OAL) (mm) | 124.00 |
| Shank Length (LS) (Decimal Inch) | 1.7720 |
| Shank Length (LS) (mm) | 45.01 |
| Point Angle (Degree) | 124 |
| Cutting Diameter (DC) Tolerance (Decimal Inch) | +.00028 / +.00098 |
| Cutting Diameter (DC) Tolerance (mm) | +.0071 / +.0251 |
| Shank Diameter (DCON) Tolerance (ISO) | h6 |
| Shank Type | Straight |
| Weldon Flat | No |
| Coolant Option | Internal Coolant |
| Coating Description | TM (Ti-NAMITE-M) |
| Additional Geometry | Right Hand Cut Direction (RHC) |
| Helix Angle | Right Spiral |
| Helix Angle (Degree) | 30 |
| Variable Helix | No |
| Center Cutting | No |
| Chip Breaker | No |
| DIN Standard | DIN 6537 |
| Number of Margins | 3 |
| Self Centering | Yes |
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