Condition: Used – Excellent condition. Only used once to cut two speaker holes through tile. Still sharp and ready for more use. Description: This is a high-quality diamond-coated hole saw drill bit, perfect for cutting clean and precise holes in hard materials such as ceramic tile, porcelain, marble, granite, glass, and stone. • Size: 6-1/2” (165mm) • Application: Ideal for large speaker holes, plumbing, lighting fixtures, and other installation projects • Features: Diamond coating ensures fast, smooth cutting and long lifespan • Condition: Lightly used (two cuts only) – plenty of life left Why Buy This? Save money compared to buying new—this one has already been tested and works great! Perfect if you need a one-time project solution without paying full retail. Shipping & Handling: Ships quickly and securely from Ohio.