The grinder is made of dark brown sandstone. Two edge projections are 18-26 mm high. Traces of dotting are clearly visible along the edge projections.
The central part of the object and the protrusions are carefully polished.
Dating: Kostanay region, II millennium BC
Material:. fine-grained sandstone
Technique: carving, picketing,
grinding.
Size: 40х15х1,4 cm.