5 HSS-CO Sverlo 9mm Bosch 2608585896 is a 9mm-diameter of 9mm diameter made of high quality HSS (High-Speed ​​Steel) and cobalt. This tool provides perfect perfection performance in metal, plastic, ceramics and other hard materials. This SVO, produced by Bosch, allows you to open proper and clean holes by working at high speed. The HSS-CO material is perfectly resisted against high temperature and wear, which ensures that the tool is longevity and reliable. It is the perfect choice for this Sverlo, both professional and home users in the size of 9mm and gives excellent results in hard materials.