IRWIN® 639 Series 63916 Fractional Jobber Length Drill Bit, 1/4 in Drill Fraction, 2-3/4 in L Flute, 4 in OAL, HSS
- Manufacturer: Stanley Black & Decker
- Brand Name: IRWIN®
- Part#: IRW63916
- MPN: 63916
- UPC: 042526639166
- Min. Order Qty: 1
- Qty. Interval: 1
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IRWIN® Fractional Jobber Length Drill Bit, 639 Series, Drill Size - Fraction: 1/4 in, Drill Size - Decimal Inch: 0.25 in, 4 in Overall Length, 2-3/4 in Cutting Depth, 2 Flutes, Straight Shank, Spiral Flute, 2-3/4 in Flute Length, Split Point, 135 deg Point Angle, Right Hand Cutting Direction, HSS, Finish: TiN-Coated, Applicable Materials: Cast Iron, High Alloy Steel, Mild Steel, Sheet Metal, Stainless Steel, Wood/Drywall
| Applicable Materials | : | Cast Iron, High Alloy Steel, Mild Steel, Sheet Metal, Stainless Steel, Wood/Drywall |
| Cutting Depth | : | 2-3/4 in |
| Cutting Direction | : | Right Hand |
| Drill Size - Decimal Inch | : | 0.25 in |
| Drill Size - Fraction | : | 1/4 in |
| Finish | : | TiN-Coated |
| Flute Length | : | 2-3/4 in |
| Flute Type | : | Spiral |
| Material | : | HSS |
| Number of Flutes | : | 2 |
| Overall Length | : | 4 in |
| Point Angle | : | 135 deg |
| Point Type | : | Split |
| Series | : | 639 Series |
| Shank Type | : | Straight |
- TiN-coating extends the life of the bit, lasts up to six times longer than standard high speed steel drill bits
- Heavy-duty web design provides extreme rigidity when drilling in metal applications
- Shorter cutting lips reduce torque when drilling in high tensile strength materials
- 135 deg split point reduces feed pressure for easier penetration without work hardening
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