Irwin 63920 5/16" Titanium Nitride Coated HSS Straight Shank Jobber Length Drill Bit

• Titanium nitride 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-degree split point reduces feed pressure for easier penetration without work hardening

Titanium Nitride Coated High Speed Steel Fractional Straight Shank Jobber Length Drill Bits - Titanium nitride 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-degree split point reduces feed pressure for easier penetration without work hardening.