Designed for sharpening cutters according to GOST 2679-93 separately on the front and rear surfaces.

The sharpened cutter is installed either on the spindle or on the flanges of a set of replaceable parts. Sharpening on the front surface: put the edge of the feed dog relative to the cutting edge of the tooth; the handle is set the front angle on the scale; set the tooth pitch with a movable stop; brings the circle to touch with the front surface; feed on the rotation of the cutter is set by the transverse movement of the grinding head. The sharpening on the back surface: the exposed edge of the feed dog relative to the cutting edge of the tooth; install the rear angle on the scale; the tooth pitch is set using a movable stop; the circle is brought to the touch with the back surface; the feed to the cutter rotation is set by the transverse movement of the grinding head.