GDZ-series high-speed electrical spinder is popular for its high-precision, high-rigidity, high-efficiency, great output power, low noise and some other advantages. Its rotate speed can reach 10000-24000rpm, frequency conversion timing. It is widely used for the high-speed inside-outside component grinding machine, precision engraving machine, CNC drilling or milling machine. It is sold very well both home and abroad as the advanced tool for its advanced techinque of grinding, engraving and cncdrilling of milling.