DN ULTRA CNC Metal Bond Diamond Drills for Ultra‑Hard Materials

DN ULTRA CNC metal bond diamond drills are precision-engineered for fast, clean drilling in ultra-hard materials. Built with a thin wall design, these drills produce chip-free, high-quality holes with minimal effort.

Thanks to their durable metal bond diamond construction, the DN ULTRA range offers extended tool life and consistent performance. Whether you’re drilling ceramic, stone, or engineered composites, these drills are designed to maintain sharpness throughout the job. As a result, they reduce downtime and enhance cutting efficiency.

They are suitable for both CNC machines and handheld tools, giving operators flexibility in a range of settings. In addition, they can cut through material thicknesses of up to 40 mm, making them ideal for precision tasks.

To ensure compatibility, each drill is available with either ½” BSP or M14 fittings. These standard options allow seamless integration into existing setups without modification.

Available sizes include 14 mm, 20 mm, 25 mm, 30 mm, 35 mm, and 40 mm diameters.

If you’re looking for high-performance CNC metal bond diamond drills that deliver clean, fast results across tough materials, the DN ULTRA series is the ideal solution.