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1/2" Dia, 0.1020" Tip, 82 Degree, 3 Flute, Countersink - 74137
SERIES: 603
General Application Countersink
1/2" Dia, 0.1020" Tip, 82 Degree, 3 Flute, 1/4" Shank Dia, Uncoated, Series 603, General Application Countersink - 74137
| SKU / EDP | 74137 |
|---|---|
| Category | Solid Round Tools > Holemaking > General Application Countersinks |
| Min Order Qty | 1 |
| Series | 603 |
| Series Description | General Application Countersink |
| High Performance | No |
| Unit (inch/mm) | inch |
| Number of Flutes | 3 |
| 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 |
| Size | 1/2" |
| Tip Diameter (DC1) (Decimal Inch) | 0.1020 |
| Tip Diameter (DC1) (mm) | 2.59 |
| Cutting Diameter (DC2) (Decimal Inch) | 0.5000 |
| Cutting Diameter (DC2) (Fractional Inch) | 1/2 |
| Cutting Diameter (DC2) (mm) | 12.70 |
| Shank Diameter (DCON) (Decimal Inch) | 0.2500 |
| Shank Diameter (DCON) (Fractional Inch) | 1/4 |
| Shank Diameter (DCON) (mm) | 6.35 |
| Flute Length (LCF) (Decimal Inch) | 0.3440 |
| Flute Length (LCF) (mm) | 8.74 |
| Overall Length (OAL) (Decimal Inch) | 2.7500 |
| Overall Length (OAL) (Fractional Inch) | 2-3/4 |
|---|---|
| Overall Length (OAL) (mm) | 69.85 |
| Shank Length (LS) (Decimal Inch) | 1.7500 |
| Shank Length (LS) (Fractional Inch) | 1-3/4 |
| Shank Length (LS) (mm) | 44.45 |
| Point Angle (Degree) | 82 |
| Cutting Diameter (DC) Tolerance (Decimal Inch) | +.00300 / -.00000 |
| Cutting Diameter (DC) Tolerance (mm) | +.0762 / -.0000 |
| Shank Diameter (DCON) Tolerance (ISO) | h6 |
| Shank Type | Straight |
| Weldon Flat | No |
| Coolant Option | External Coolant |
| Coating Description | Bright/Uncoated |
| Additional Geometry | Right Hand Cut Direction (RHC) |
| Rake Angle | Neutral |
| Helix Angle | Right Spiral |
| Variable Helix | No |
| Center Cutting | No |
| Chip Breaker | No |
| Centerline (α) Angle (Degree) | 41.0 |
| Number of Margins | 1 |
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