LENOX 2-1/8-in Bi-Metal Arbored Hole Saw 1772951

These hole saws have a bi-metal construction, a M-2 high speed steel cutting edge and a vari-tooth design. This design keeps teeth sharper longer also provides faster, smoother and quieter cuts.

• 2-1/8 in. size
• Increased wall thickness improves durability and minimizes tooth loss optimized tooth design penetrates metal with ease
• Larger, sharper teeth remove more wood for fast cutting
• Speed slot staircase design for fast, easy plug ejection
• 1 in. head diameter
• 1-1/2 in. drill depth