Home/Solid Round Tools/Milling/High Performance End Mills/12.00mm Dia, 7 Flute, Chip Breaker Corner Radius End Mill - 74442
12.00mm Dia, 7 Flute, Chip Breaker Corner Radius End Mill - 74442
SERIES: 77MR
H-Carb
12.00mm Dia, 30.00mm LOC, 12.00mm Shank Dia, 1.00mm Radius, 7 Flute, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77MC, H-Carb, Chip Breaker Corner Radius End Mill - 74442
Feature & Benefits
Specializes in deep axial trochoidal and high-speed milling applications
Optimized core improves rigidity, chip flow and reduces deflection
Chip Breaker design breaks up chips from the long flute length allowing for better chip flow and evacuation in deep pocketing operations
| Series Description | H-Carb |
|---|---|
| High Performance | Yes |
| End Configuration | Chip Breaker (CR) |
| 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) | 0.4724 |
| Cutting Diameter (DC) (mm) | 12.00 |
| Shank Diameter (DCON) (Decimal Inch) | 0.4724 |
| Shank Diameter (DCON) (mm) | 12.00 |
| Length of Cut (APMX) (Decimal Inch) | 1.1811 |
| Length of Cut (APMX) (mm) | 30.00 |
| Overall Length (LF) (Decimal Inch) | 3.2677 |
| Overall Length (LF) (mm) | 83.00 |
| Corner Radius (RE) (Decimal Inch) | 0.0394 |
| Corner Radius (RE) (mm) | 1.00 |
| Non-Cutting Center Diameter (NCD) (Decimal Inch) | 0.1598 |
| Non-Cutting Center Diameter (NCD) (mm) | 4.06 |
| 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) | +0.0000 / -0.00043 |
| Shank Diameter (DCON) Tolerance (mm) | +0.0000 / -0.0011 |
| Corner Radius (RE) Tolerance (Decimal Inch) | +0.0000/-0.0020 |
| Corner Radius (RE) Tolerance (mm) | +0.000/-0.050 |
| Shank Type | Straight |
| Coolant Option | External Coolant |
| Additional Geometry | Chip Breaker / Right Hand Cut Direction (RHC) |
| Rake Angle | Positive |
| Helix Angle | Right Spiral |
| Helix Angle (Degree) | 37 |
| Variable Helix | No |
| Center Cutting | No |
| Chip Breaker | Yes |
| Shipping Weight | 0.2550 |
| Series | 77MR |
| Weldon Flat | No |
| US Stock | 6 |
| Tool Length | Regular |
| Coating Description | AlTiN (Ti-NAMITE-A) |
| Flute Type | Spiral |
Alternate Products
12.00mm Dia, 30.00mm LOC, 12.00mm Shank Dia, 1.00mm Radius, 7 Flute, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77MC, H-Carb, Chip Breaker Corner Radius End Mill - 74443
U.S. stocked items ship next day
Total Available U.S. :0
12.00mm Dia, 30.00mm LOC, 12.00mm Shank Dia, 1.00mm Radius, 7 Flute, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77MC, H-Carb, Corner Radius End Mill - 74441
U.S. stocked items ship next day
Total Available U.S. :11
12.00mm Dia, 30.00mm LOC, 12.00mm Shank Dia, 1.00mm Radius, 7 Flute, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77MC, H-Carb, Corner Radius End Mill - 74440
U.S. stocked items ship next day
Total Available U.S. :13
12.00mm Dia, 30.00mm LOC, 12.00mm Shank Dia, 1.00mm Radius, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77MCR, H-Carb, Chip Breaker Corner Radius End Mill - 74683
U.S. stocked items ship next day
Total Available U.S. :5
12.00mm Dia, 30.00mm LOC, 12.00mm Shank Dia, 1.00mm Radius, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77MCR, H-Carb, Chip Breaker Corner Radius End Mill - 74682
U.S. stocked items ship next day
Total Available U.S. :0
12.00mm Dia, 30.00mm LOC, 12.00mm Shank Dia, 1.00mm Radius, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-M (TM) Coated, Series 77MCR, H-Carb, Corner Radius End Mill - 74681
U.S. stocked items ship next day
Total Available U.S. :0
12.00mm Dia, 30.00mm LOC, 12.00mm Shank Dia, 1.00mm Radius, 7 Flute, Coolant-Through, 37 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 77MCR, H-Carb, Corner Radius End Mill - 74680
U.S. stocked items ship next day
Total Available U.S. :0