Lenox Lenox 1772952 Speed Slot Bi-Metal Hole Saw 2-1/4 in

Lenox Lenox 1772952 Speed Slot Bi-Metal Hole Saw 2-1/4 in Diameter : 2-1/4 in.; Length : 1.5 in.; Material : Bi-Metal; Arbor Included; Speed Slot features a staircase design for easy plug removal; Enhanced tooth geometry a thin kerf design and an advanced coating contribute to the efficiency of the cutting process; 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; 1 inch head diameter; Use this hole saw with a 2L 3L 6L 7L standard arbor or a 2L 6L snap-back arbor;