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1/4" Dia, 90 Degree, 1 Flute, Countersink - 74207
SERIES: 601
General Application Countersink
1/4" Dia, 90 Degree, 1 Flute, 1/4" Shank Dia, Uncoated, Series 601, General Application Countersink - 74207
| SKU / EDP | 74207 |
|---|---|
| Category | Solid Round Tools > Holemaking > General Application Countersinks |
| Min Order Qty | 1 |
| Series | 601 |
| Series Description | General Application Countersink |
| Unit (inch/mm) | inch |
| Number of Flutes | 1 |
| 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 | 1/4" |
| Cutting Diameter (DC) (Decimal Inch) | 0.2500 |
| Cutting Diameter (DC) (Fractional Inch) | 1/4 |
| Cutting Diameter (DC) (mm) | 6.35 |
| 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) | 0.3750 |
| Flute Length (LCF) (Fractional Inch) | 3/8 |
| Flute Length (LCF) (mm) | 9.53 |
| Overall Length (OAL) (Decimal Inch) | 2.0000 |
| Overall Length (OAL) (Fractional Inch) | 2 |
| Overall Length (OAL) (mm) | 50.80 |
|---|---|
| Shank Length (LS) (Decimal Inch) | 1.2500 |
| Shank Length (LS) (Fractional Inch) | 1-1/4 |
| Shank Length (LS) (mm) | 31.75 |
| Point Angle (Degree) | 90 |
| Cutting Diameter (DC) Tolerance (Decimal Inch) | +.00000 / -.00050 |
| Cutting Diameter (DC) Tolerance (mm) | +.0000 / -.0127 |
| 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 |
| Included Angle (Degree) | +1 / -1 |
| Variable Helix | No |
| Center Cutting | No |
| Chip Breaker | No |
| Number of Margins | 1 |
| Self Centering | Yes |
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