Omega Products DV40 End mill Holder - 20mm Bore Size - 25,000RPM - G2.5 - 160mm Gauge Length - Form AD/BThese holders are designed to accommodate end mills with a range of diameters and shank sizes, providing versatility and flexibility in machining operations. With a speed range of 15,000 to 25,000 RPM and a balance grade of G2. 5 G6. 3, these holders ensure smooth and stable rotation, minimizing vibrations and maximizing cutting performance. The precise construction and reliable clamping mechanism guarantee a secure grip on the end mill, preventing