High Quality Contents--- A set of 4 pieces diamond grinding wheel disc with different grit(80 120 240 320). Diamond coating surface: almost 95%, only one side is diamond coated. Features high hardness, wear resistance, and excellent impact resistance.
Parameter---Dia x Arbor Hole: 8" x 1/2", thickness: 1mm. Grit: 80 120 240 320. Package: 1pack, Max.operating speed: 30000rpm.
Function--- Diamond grinding wheel disc is designed for cutting or sanding stones and glass.
Efficient---The embedded abrasive allows fast cutting while the rubber bond assures a very smooth finish.
Application--- Widely used in Gem Faceting Machine, lapidary Slant Cabber for general grinding.
