Diablo 4-In. Hole Saw increases productivity with fast cutting performance and easy alignment. It features a Snap-Lock Plus mandrel system compatible with all Diablo hole saws from 5/8-in. to 6-in. in diameter, allowing for quick and easy changes. With a 2-3/8-in. cutting depth, this hole saw can cut holes 40% deeper in just one pass. The tool- plug ejection system enables fast material removal, while the variable tooth design minimizes vibrations for straight, precise cuts. Model Number: DHS4000