Model No. 2608577208 from Bosch "PointTeQ" series — HSS (High Speed ​​Steel) spiral drill bits with a diameter of 4 mm. There are 10 nozzles in the package. These bits are designed for drilling in alloy and non-alloy steel, non-ferrous metals, cast metals and plastics. The PointTeQ tip of the bits has a self-centering design that prevents initial slippage and speeds up the work process. The working length is 43mm and the overall length is 75mm. The listed product has a cylindrical shank for three-jaw drill attachments. shank), which ensures convenient use in conventional rotary drills. High cutting capacity, high wear resistance and fast wear rate along with effective chip removal - which increases working power and extends tool life. These drill bits are ideal for craftsmen working in construction, metalworking, assembly and mechanics, as well as aluminum and profiles. If you work with metal frame systems, profiles or mechanical structures, this product has the reliability to satisfy you.