We can produce single spiral and multi spiral grinding wheels (modulus from 1.0 to 7.5), which can be used in worm grinding wheel and gear grinding machine for a special purpose. It can be well-pleasing with all kinds of pressure angle grinding, hypoid gear grinding and has a good performance on gear grinder of the two brands ¡°GLEASON¡± and ¡°PHOENIX¡±. And mainly used in cylinder gear, conical screw gear, umbrella-type gear, etc. We can produce and develop all kinds of shapes and modulus as your requirements.