5/16" Dia, 3 Flute, Corner Radius End Mill - 33348
SERIES: 33C
Series 33
5/16" Dia, 0.8130" LOC, 5/16" Shank Dia, 0.0200" Radius, 3 Flute, 32-48 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series 33C, Series 33, Corner Radius End Mill - 33348
Feature & Benefits
Specially engineered step core design provides stability for aggressive ramping and rigidity when flutes are completely engaged
Open design at axial end accommodates material flow and load reduction during machining operations
Enhanced corner geometry with tight tolerance corner radii
Recommended for materials ≤ 45 HRc (≤ 420 Bhn)
| Series Description | Series 33 |
|---|---|
| High Performance | Yes |
| End Configuration | Corner Radius |
| Unit (inch/mm) | inch |
| Number of Flutes | 3 |
| 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) | 0.3125 |
| Cutting Diameter (DC) (mm) | 7.94 |
| Shank Diameter (DCON) (Decimal Inch) | 0.3125 |
| Shank Diameter (DCON) (mm) | 7.94 |
| Length of Cut (APMX) (Decimal Inch) | 0.8130 |
| Length of Cut (APMX) (mm) | 20.65 |
| Overall Length (LF) (Decimal Inch) | 2.5000 |
| Overall Length (LF) (mm) | 63.50 |
| Corner Radius (RE) (Decimal Inch) | 0.0200 |
| Corner Radius (RE) (mm) | 0.51 |
| Shank Length (LS) (Decimal Inch) | 1.6875 |
| Cutting Diameter (DC) Tolerance (Decimal Inch) | +0.0000/-0.0016 |
| Cutting Diameter (DC) Tolerance (mm) | +0.000/-0.040 |
| Shank Diameter (DCON) Tolerance (ISO) | h6 |
| Corner Radius (RE) Tolerance (Decimal Inch) | +0.0000/-0.0020 |
| Corner Radius (RE) Tolerance (mm) | +0.000/-0.050 |
| Coolant Option | External Coolant |
| Additional Geometry | Right Hand Cut Direction (RHC) |
| Helix Angle | Variable Right Spiral |
| Helix Angle (Degree) | 32-48 |
| Variable Helix | Yes |
| Chip Breaker | No |
| US Stock | 226 |
| Shank Type | Straight |
| Cutting Diameter (DC) (Fractional Inch) | 5/16 |
| Overall Length (LF) (Fractional Inch) | 2-1/2 |
| Shank Length (LS) (Fractional Inch) | 1-11/16 |
| Rake Angle | Positive |
| Shipping Weight | 0.0930 |
| Center Cutting | Yes |
| Series | 33C |
| Weldon Flat | No |
| Shank Length (LS) (mm) | 42.86 |
| Shank Diameter (DCON) (Fractional Inch) | 5/16 |
| Tool Length | Regular |
| Coating Description | AlTiN (Ti-NAMITE-A) |