Detailed size Set of carbide drills with a 1/8 "(3 mm) and 1/4" (6 mm) rod diameter, which includes the most popular forms, There is always a type that meets your needs. People's cutting style Carbide / aluminum strawberries are generally used in ferrous and non-ferrous metals, aluminum, mild steel And also for all non-metallic materials, such as plastic and wood. More professional It is usually used to cut, shape, grind, polish and eliminate bright edges, burrs and excesses material (burrs). Easy cut Designed for a quick removal of material with minimal chip load, prevents the accumulation and overheating of iron chips that damage the cutting head. Applicable drill It can be worked with most grinders and engraving tools, such as Dremel, Proxxon, Mister Tool, Einhell and identical machines. Material: Quick-cut steel Product description Cutting head material: 100% new gross tungsten carbide Rod material: stainless steel Quantity: 20 pieces / set diameter of the stem: 0.118 inch (3 mm) Diameter of the cutting head: 0.236 inch (6 mm) Tips: 1. Must be fixed during use. 2. The cutting form is better with conventional milling to avoid mutual power. 3. Prevent the flying debris from working, wear safety glasses. 4. There is oil in the head. 5. Please allow 1 to 5 mm errors due to manual measurement. La couleur de l'lment montre sur les photos peut apparatre lgrement diffrente sur votre cran d'ordinateur car les moniteurs ne sont pas calibrs de la mme manire.