- Laser-etched markings for easy identification
- High Speed Steel features a black shank and gold flute
- Heavy-duty web construction for strength and durability
- 135° split point begins drilling immediately, minimizing bit "walk"
- 3-Flatted shank on 3/16" and above for better chuck grip
- Provides accurate drilling without a center punch

IRWIN Tools
Irwin Black & Gold HSS Fractional Drill Bits, 31/64", Split Point, #3019031B (12/Pkg)
Email for Pricing