Lenox 3005656L SPEED SLOT Hole Saw T2 4-1/2 in Dia, Bi-Metal Cutting Edge, 5/8 in Arbor

Increased wall thickness improves durability and minimizes tooth loss. Optimized tooth design penetrates metal with ease. Fast and effieient cutting in wood. Larger, sharper teeth remove more wood for fast cutting. SPEED SLOT staircase design for fast, easy plug ejection.