With the Bosch pro Multi Material pc Plus 19 mm hole saw, you cut clean, accurate holes through wood, drywall, plastics, and metal. The hss teeth with 8% cobalt alloy deliver exceptional heat and wear resistance, ensuring extended durability during demanding installation jobs. Featuring a 44 mm working depth, it allows you to drill smooth passages for cables and pipes quickly. Used with the keyless Bosch Power Change Plus adapter system, you can swap hole saws in seconds and eject material plugs with ease.