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20.00mm Dia, 7 Flute, Square End End Mill - 74840
SERIES: 77MS
H-Carb
20.00mm Dia, 80.00mm LOC, 20.00mm Shank Dia, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77M, H-Carb, Square End End Mill - 74840
Feature & Benefits
- Specializes in deep axial trochoidal and high-speed milling applications
- Optimized core improves rigidity, chip flow and reduces deflection
| SKU / EDP | 74840 |
|---|---|
| Category | Solid Round Tools > Milling > High Performance End Mills |
| Min Order Qty | 1 |
| Series | 77MS |
| Series Description | H-Carb |
| High Performance | Yes |
| End Configuration | Square End |
| Tool Length | Extra Long |
| Unit (inch/mm) | mm |
| Number of Flutes | 7 |
| Primary Workpiece Material | (P) Steel|(M) Stainless Steel|(K) Cast Iron|(S) High Temp Alloy |
| Secondary Workpiece Material | (H) Hardened Materials |
| Cutting Diameter (DC) (Decimal Inch) | 0.7874 |
| Cutting Diameter (DC) (mm) | 20.00 |
| Shank Diameter (DCON) (Decimal Inch) | 0.7874 |
| Shank Diameter (DCON) (mm) | 20.00 |
| Length of Cut (APMX) (Decimal Inch) | 3.1496 |
| Length of Cut (APMX) (mm) | 80.00 |
| Overall Length (LF) (Decimal Inch) | 5.5120 |
| Overall Length (LF) (mm) | 140.00 |
|---|---|
| Non-Cutting Center Diameter (NCD) (Decimal Inch) | 0.2661 |
| Non-Cutting Center Diameter (NCD) (mm) | 6.76 |
| Cutting Diameter (DC) Tolerance (Decimal Inch) | +0.0000/-0.0020 |
| Cutting Diameter (DC) Tolerance (mm) | +0.000/-0.050 |
| Shank Diameter (DCON) Tolerance (ISO) | h6 |
| Shank Diameter (DCON) Tolerance (Decimal Inch) | +0.00000/-0.00051 |
| Shank Diameter (DCON) Tolerance (mm) | +0.000/-0.013 |
| Shank Type | Straight |
| Weldon Flat | No |
| Coolant Option | Internal Coolant |
| Coating Description | AlTiN (Ti-NAMITE-A) |
| Additional Geometry | Right Hand Cut Direction (RHC) |
| Rake Angle | Positive |
| Helix Angle | Right Spiral |
| Helix Angle (Degree) | 37 |
| Variable Helix | No |
| Center Cutting | No |
| Chip Breaker | No |
Alternative Products SKU / EDP to 74840
20.00mm Dia, 7 Flute, Chip Breaker Square End Mill - 74842
SGS 20.00mm Dia, 80.00mm LOC, 20.00mm Shank Dia, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77M, H-Carb, Chip Breaker Square End Mill - 74842
20.00mm Dia, 7 Flute, Square End End Mill - 74841
SGS 20.00mm Dia, 80.00mm LOC, 20.00mm Shank Dia, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77M, H-Carb, Square End End Mill - 74841
20.00mm Dia, 7 Flute, Chip Breaker Square End Mill - 74843
SGS 20.00mm Dia, 80.00mm LOC, 20.00mm Shank Dia, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77M, H-Carb, Chip Breaker Square End Mill - 74843
20.00mm Dia, 7 Flute, Chip Breaker Square End Mill - 74842
SGS 20.00mm Dia, 80.00mm LOC, 20.00mm Shank Dia, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77M, H-Carb, Chip Breaker Square End Mill - 74842
20.00mm Dia, 7 Flute, Square End End Mill - 74841
SGS 20.00mm Dia, 80.00mm LOC, 20.00mm Shank Dia, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77M, H-Carb, Square End End Mill - 74841
20.00mm Dia, 7 Flute, Chip Breaker Square End Mill - 74843
SGS 20.00mm Dia, 80.00mm LOC, 20.00mm Shank Dia, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77M, H-Carb, Chip Breaker Square End Mill - 74843
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