Discover the power of seamless compatibility with the Sirius Diamond Core Drill Adaptor. Specially designed to affix diamond core bits to drills, this adaptor uses a 13mm chuck hex fitting system to ensure a tight and secure connection. With its 250mm length and 1/2" BSP Male threading, it's perfectly sized for superior performance and efficiency. Designed to enhance your drilling activities, the Sirius Diamond Core Drill Adaptor guarantees longevity and reliability. It is not just an accessory; it is a crucial tool crafted for precision. Be it for professional or personal use–this adaptor facilitates effortless attachment, making drilling a vastly smoother process. Say goodbye to incompatibility and maximize your productivity with this ingenious tool at your fingertips. So, step up your drilling game today with the Sirius Diamond Core Drill Adaptor.