Milwaukee 1" Diamond Max™ Hole Saw Bit delivers up to 20 times longer life with cuts in porcelain. This high-performance hole saw bit features higher-grade diamonds and superior retention, providing -in-class durability and cutting efficiency. It maximum wear resistance to handle the most demanding applications, while the improved diamond grit ensures faster cutting and a secure grip on materials for clean, easy cuts. Designed to reduce clogging, this hole saw bit allows for more cutting with less hassle, making it an essential tool for precision and durability. Model Number: 49-56-0517