ZHY Carbide Micro-dia Milling Tool high precision grain size:0.5-0.6um ... : 92.0, coating: AlTiNs ZHY Carbide Micro-dia Milling ToolZHY Carbide Milling Tool, mainly for metal processing like steel, brass, ... metal machining, so if you are interested in these milling tools, please send me the details for quotation.Here ... diameterI: flute lengthL: overall length ZHY Carbide Micro-dia Milling Tool