Letter Q, 124 Degree Point, Solid Carbide Drill - 55177
SERIES: 141K
Hi-PerCarb 141K
Letter Q, 124 Degree Point, 0.3937" Shank Dia, 4.0550" OAL, 3 Flute, 5xD, Coolant-Through, Ti-NAMITE-M (TM) Coated, Series 141K, Hi-PerCarb 141K, Solid Carbide Drill - 55177
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)
| 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 | Q |
| Cutting Diameter (DC) (Decimal Inch) | 0.3320 |
| Cutting Diameter (DC) (mm) | 8.43 |
| Shank Diameter (DCON) (Decimal Inch) | 0.3937 |
| Shank Diameter (DCON) (mm) | 10.00 |
| Flute Length (LCF) (Decimal Inch) | 2.4020 |
| Flute Length (LCF) (mm) | 61.01 |
| Overall Length (OAL) (Decimal Inch) | 4.0550 |
| Overall Length (OAL) (mm) | 103.00 |
| Shank Length (LS) (Decimal Inch) | 1.5750 |
| Point Angle (Degree) | 124 |
| Cutting Diameter (DC) Tolerance (Decimal Inch) | +.00024 / +.00083 |
| Cutting Diameter (DC) Tolerance (mm) | +.0061 / +.0211 |
| Shank Diameter (DCON) Tolerance (ISO) | h6 |
| Shank Type | Straight |
| 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 |
| Shipping Weight | 0.1640 |
| Series | 141K |
| Weldon Flat | No |
| US Stock | 0 |
| Self Centering | Yes |
| Shank Length (LS) (mm) | 40.01 |
| Usable Length (LU) (Decimal Inch) | 1.9291 |
| Usable Length (LU) (mm) | 49.00 |