SPECIALIST+ step drill BASIC, 4-20

Metal: - Made of high-speed 4241 steel. - The titanium coating (TIN) reduces the friction effect - the drill drills faster and drills faster and drills hotter (drill life longer).Shape and design: - Step drill - from 4 to 20 mm. - Each step is sharpened to drill and clean automatically. - Triple flat shank fits firmly into the power tool chuck and does not slip.The tool is used for: - For drilling non-ferrous and light metals. - For drilling steel sheet metal. - For drilling plastics.