Progressor for Wood and Metal Hole Saw - The Progressor for Wood and Metal Hole Saw is a durable hole saw for fast cuts in wood and metal. A progressive tooth strip provides optimal cutting performance and fast chip clearance. Made of bi-metal HSS (high-speed steel) containing 8% cobalt alloy, this hole saw has less risk of tooth breakage and higher heat resistance for extreme resilience and durability. Use this hole saw when cutting wood, metal and plastics. It is suitable for use with all corded and cordless drill drivers. The Progressor for Wood and Metal Hole Saw features Bosch's unique power change adapter with the fastest arbour system on the market. It allows for locking and unlocking the hole saw and pilot drills in one click. For use with the Bosch Power Change Plus keyless arbor: offering accuracy and robustness. Features and Benefits • Fast Cuts in Wood and Metal • Progressor for Wood and Metal Hole Saw is a durable hole saw for fast cuts in wood and metal • Progressive too