Milwaukee 1/4" Diamond Max™ Hole Saw Bit delivers up to 20 times longer life with cuts in porcelain. This hole saw bit -in-class performance thanks to higher-grade diamonds and superior retention. It features maximum wear resistance to handle the most demanding applications with ease. The improved diamond grit ensures faster cutting and quickly grips into material for clean, easy cuts. Designed for more cutting with less clogging, this tool is i for professionals seeking durability and efficiency. Model Number: 49-56-0505