Bosch 2608587166 Marble Sverlosu CYL-9 is a professional tool that allows you to perform high performance on stiffing materials and marble, especially hard stone materials. With a diameter of 12 mm and 90 mm, it is an ideal choice for Sverlos, wide-sized and deep perforation work. This Sverlos, which is made with Bosch`s CYL-9 technology, presents maximum stability and long life. This tool produced from high quality materials provides perfect results for both professional users, but also repair and construction work. Working with high accuracy in hard materials such as marble and concrete, provides less vibrating and noise in cuts, thus becoming more comfortable in the work environment. It provides long-term and effective work with Sverlos, a special cutting end and high heat resistance.