Features and Benefits:�Carbide grit edge for abrasive materials�Continual rim for clean cuts�Open back for easy plug removal�Solid, welded construction provides accurately sized holes�Use to install 4" recessed light fixtures requiring a 4-3/8" holeMilwaukee® recessed light hole saws are manufactured using Carbide grit for cutting through drywall, plaster, acoustical tile, wood and stucco with mesh. Made with a continual rim, these saws wont' tear material and will leave a clean finish.