ZHY Carbide Micro-dia Milling Tool high precision grain size:0.5-0.6um 90% carbide ... , coating: AlTiNs ZHY Carbide Micro-dia Milling ToolZHY Carbide Milling Tool, mainly for metal processing like steel, brass, cast iron. ... metal machining, so if you are interested in these milling tools, please send me the details for quotation.Here are ... flute lengthL: overall length ZHY Carbide Micro-dia Milling Tool