Product: Tungsten Carbide Counterbore Drill BitsMaterial: Tungsten CarbideType: Imperial,Website:http://www.chinabettool.com, Metric, Non-standardProduct Description:Tungsten carbide counterbore drill bits are designed to be multi flute, it can get good stability, and centering is very good, it will be stable machining dimension, surface finish will be very good, it is suitable for high-speed feed cutting.It can process gray iron, ductile iron and other material. We have 5-axis CNC grinding machines, some are from abroad, and some are from China, we will choose the most suitable processing way for you.We are specialized manufacturer for tungsten carbide tools, our product range is very wide, we will supply non-standard, metric and imperial products, good quality control, good after service, competitive price.