This quick-release hole saw set provides a fast and effortless way to change hole saws without unnecessary adjustments. The set contains everything essential for smooth and safe operation. The universal quick-release adapter fits practically all major brands, including Bosch, Makita, DeWalt, Milwaukee, Einhell, Ryobi, and HiKOKI. It is made from durable and high-quality materials, ensuring long service life even in heavy use. The included hex key makes attaching and removing the bushing easy and secure. Using the center drill, you can create a precise starter hole, ensuring stable guidance of the hole saw and a clean final cut. A practical and durable choice for all professionals and hobbyists who want faster and smoother hole sawing.