Description
IRWIN® Fractional Jobber Length Drill Bit, Series: 639 Series, Drill Size – Fraction: 9/32 in, Drill Size – Decimal Inch: 0.2812 in, 4-1/4 in Overall Length, Straight Shank, 2-15/16 in Flute, Split Point, 135 deg Point Angle, HSS, TiN-Coated, Applicable Materials: Cast Iron, High Alloy Steel, Mild Steel, Sheet Metal, Stainless Steel, Wood/Drywall
Features:
- 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
Other Attributes:
- SKU: 2362457
- Series: 639 Series
- Drill Size – Fraction: 9/32
- Drill Size – Decimal Inch: 0.2812
- Overall Length: 4-1/4
- Shank Type: Straight
- Flute Length: 2-15/16
- Point Type: Split
- Point Angle: 135
- Material: HSS
- Finish: TiN-Coated
- Applicable Materials: Cast Iron, High Alloy Steel, Mild Steel, Sheet Metal, Stainless Steel, Wood/Drywall




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