Product Name:Diamond Grinding Head

Head Shape:SPHERICAL CONCAVE Head

Quantity:Total 30Pcs

Head Diameter: 4mm
Shank diameter:2.35mm(3/32'')
Grit:150 Medium
Total length:42mm

Speed:  2800-30000 RPM, electric grinder speed as high as possible.

The Mounted Point can be installed on the electric grinder, hanging mill and hand electric drill (not included here). Never use drills while machine is in hammer action.

Product use:  Apply to stone carving, jade carving, Gem peeled, bone carving, egg decorating, glass carving etc.

Used for sculpturing, dressing, precision grinding and internal grinding carbide in ceramic, glass, precious stone, alloy and many the abrasive materials

Use with water as a lubricant

Note: carving must use cold water to cool the workpiece and the grinding head polishing, moment also can't do without water

We Can List Any Size (Hole Diameter from 0.8mm - 40mm) & Amount Of This Product

We will send out your order within 1-2 days after payment has been received and cleared.