0.2657" Dia, 137 Degree Point, Solid Carbide Drill - 56520
SERIES: 142P
Hi-PerCarb 142P
0.2657" Dia, 137 Degree Point, 0.3150" Shank Dia, 5.7480" OAL, 2 Flute, 12xD, Coolant-Through, Ti-NAMITE-X (TX) Coated, Series 142P, Hi-PerCarb 142P, Solid Carbide Drill - 56520
Feature & Benefits
High-performance point design stabilizes on entry for exceptional hole size and cylindricity while also allowing for low thrust force and extended tool life
Internal coolant hole improves coolant flow to extend tool life and aid in chip evacuation
4-margin design improves hole straightness and roundness while providing improved stability for difficult applications like cross holes and when exiting on angle
Proprietary Ti-NAMITE®-X coating and industry leading carbide substrate provides exceptional wear resistance and toughness for demanding applications
Recommended for materials ≤ 50HRc (475 Bhn)
| Series | 142P |
|---|---|
| Series Description | Hi-PerCarb 142P |
| High Performance | Yes |
| Unit (inch/mm) | inch |
| Number of Flutes | 2 |
| Primary Workpiece Material | (P) Steel|(N) Non-Ferrous Materials|(H) Hardened Materials |
| Secondary Workpiece Material | (M) Stainless Steel|(K) Cast Iron|(S) High Temp Alloy |
| Reach (xD) | 12xD |
| Size | 17/64" |
| Cutting Diameter (DC) (Decimal Inch) | 0.2657 |
| Cutting Diameter (DC) (mm) | 6.75 |
| Shank Diameter (DCON) (Decimal Inch) | 0.3150 |
| Shank Diameter (DCON) (mm) | 8.00 |
| Flute Length (LCF) (Decimal Inch) | 4.2519 |
| Flute Length (LCF) (mm) | 108.00 |
| Overall Length (OAL) (Decimal Inch) | 5.7480 |
| Overall Length (OAL) (mm) | 146.00 |
| Shank Length (LS) (Decimal Inch) | 1.4173 |
| Point Angle (Degree) | 137 |
| Point Length (PL) (Decimal Inch) | 0.0523 |
| Point Length (PL) (mm) | 1.33 |
| Cutting Diameter (DC) Tolerance (Decimal Inch) | +.00024 / +.00083 |
| Cutting Diameter (DC) Tolerance (mm) | +.0061 / +.0211 |
| Shank Diameter (DCON) Tolerance (ISO) | h6 |
| Coolant Option | Internal Coolant |
| Additional Geometry | Right Hand Cut Direction (RHC) |
| Helix Angle | Right Spiral |
| Helix Angle (Degree) | 30 |
| Variable Helix | No |
| Chip Breaker | No |
| US Stock | 12 |
| Number of Margins | 4 |
| Shank Type | Straight |
| Shipping Weight | 0.1722 |
| Center Cutting | No |
| Series | 142P |
| Weldon Flat | No |
| Self Centering | Yes |
| Shank Length (LS) (mm) | 36.00 |
| Usable Length (LU) (Decimal Inch) | 3.8534 |
| Usable Length (LU) (mm) | 97.88 |
| Coating Description | TX (Ti-NAMITE-X) |