Grinding tool structure

The utility model relates to a grinding tool structure, including handle of a knife and tool bit, its characterized in that: the system has the rake face on face of tool bit, and it has main back knife face to make on a face adjacent with this rake face the tool bit tip system of rake face and the common adjacency of back operator face has a minor flank, has a main grinding cutting edge in the outside of rake face limit system, the side edge system has wear -resisting bump in the main grinding cutting edge, rake face front end limit portion system has a vice grinding cutting edge, and the tipof vice grinding cutting edge is provided with the knife tip, stupefied stupefied for strengthening between main back knife face and the minor flank, main back knife face is close to handle of a knifeone end and is the grinding face. The utility model discloses a design scientific and reasonable, connects reliable and stable, difficult wearing and tearing, long service life, the tool setting of being convenient for is fix