Home/Solid Round Tools/Milling/General Application End Mills/5/16" Dia, 4 Flute, Ball Nose End Mill - 31921
5/16" Dia, 4 Flute, Ball Nose End Mill - 31921
SERIES: E1B
General Application End Mill
5/16" Dia, 1-5/8" LOC, 5/16" Shank Dia, 4 Flute, 30 Degree Helix, Ti-NAMITE-C (TiCN) Coated, Series E1B, Ball Nose End Mill - 31921
| Series Description | General Application End Mill |
|---|---|
| End Configuration | Ball Nose |
| Unit (inch/mm) | inch |
| Number of Flutes | 4 |
| Primary Workpiece Material | (P) Steel|(M) Stainless Steel|(K) Cast Iron|(N) Non-Ferrous Materials|(S) High Temp Alloy |
| Secondary Workpiece Material | (H) Hardened Materials |
| Cutting Diameter (DC) (Decimal Inch) | 0.3125 |
| Cutting Diameter (DC) (Fractional Inch) | 5/16 |
| 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) | 1.6250 |
| Length of Cut (APMX) (Fractional Inch) | 1-5/8 |
| Length of Cut (APMX) (mm) | 41.28 |
| Overall Length (LF) (Decimal Inch) | 4.0000 |
| Overall Length (LF) (Fractional Inch) | 4 |
| Overall Length (LF) (mm) | 101.60 |
| Shank Length (LS) (Decimal Inch) | 2.3750 |
| Shank Length (LS) (Fractional Inch) | 2-3/8 |
| 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 |
| Corner Radius (RE) Tolerance (Decimal Inch) | +0.0000/-0.0010 |
| Corner Radius (RE) Tolerance (mm) | +0.000/-0.025 |
| Shank Type | Straight |
| Coolant Option | External Coolant |
| Additional Geometry | Right Hand Cut Direction (RHC) |
| Rake Angle | Positive |
| Helix Angle | Right Spiral |
| Helix Angle (Degree) | 30 |
| Variable Helix | No |
| Center Cutting | Yes |
| Chip Breaker | No |
| Shipping Weight | 0.1470 |
| Series | E1B |
| Weldon Flat | No |
| US Stock | 0 |
| Shank Length (LS) (mm) | 60.33 |
| Shank Diameter (DCON) (Fractional Inch) | 5/16 |
| Tool Length | Extra Long |
| Coating Description | TiCN (Ti-NAMITE-C) |
| Flute Type | Spiral |
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5/16" Dia, 1-5/8" LOC, 5/16" Shank Dia, 4 Flute, 30 Degree Helix, Ti-NAMITE-A (AlTiN) Coated, Series E1B, Ball Nose End Mill - 31931
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