With the Bosch pro Multi Material 168 mm hole saw, you cut large openings quickly and accurately across multiple building materials. The bi-metal hss build with 8% cobalt alloy and advanced tooth design ensures long durability and clean cuts in wood, drywall, plastics, and thin sheet metal. Featuring a 44 mm cutting depth and a secure female thread mount for compatible adapters, it makes drilling large passages for ventilation ducts, exhaust pipes, and recessed fixtures straightforward and reliable. You save valuable time by tackling varied tasks without swapping tools.