Lenox Speed Slot 4 in. Dia. x 1.5 in. L Bi-Metal Hole Saw 1 pc.

4 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