ROK 48383 1/2in Premium Diamond Hole SawDescription The ROK 1 2in Premium Diamond Hole Saw is designed for precise cutting on hard and brittle surfaces. Featuring a diamond crusted edge, it ensures fast and accurate starts while resisting heat and fractures for clean, professional cuts. Its segmented teeth minimize debris and reduce heat buildup, extending the tools lifespan and maintaining cutting efficiency. For optimal performance and durability, use with a water lubrication system,