🔨 Elevate Your Craft with Precision! Fits polishers/grinders with M14 thread spindle. Nylon guide ensures straight profiling every time. Crafted with vacuum brazed diamond technology for longevity. Perfect for both wet and dry applications. Achieve flawless full bullnose edges effortlessly. Diamond Grit 35/45# 20mm Bullnose Edge 3500-4000 RPM Speed The Raizi V Full Bullnose Diamond Hand Profiler/Router Bits are designed for professionals seeking to create perfect bullnose edges on 20mm thick granite countertops. With a coarse grit of 35/45#, these bits utilize advanced vacuum brazed diamond technology, ensuring durability and efficiency. Ideal for both wet and dry usage, they operate best at speeds between 3500-4000 RPM and are compatible with M14 thread spindles.