Product Feature:
■ Includes tree, cone, large cone, cylindrical, and ball shapes
■ Three grit types: fine, medium, coarse
■ Can work with Maximum 20000 RPM.
From Factory:
KSEIBI Stone set of rotary grinding stones is designed for grinding, deburring and polishing. With three grit types (fine, medium and coarse), the grinding stones work on a variety of materials. Durable and easy to use, this versatile set includes tree, cone, large cone, cylindrical and ball shapes.