: JINGLING Diamond Grinding Head 4mm Spherical ...
JINGLING 30Pcs 4mm 5/32" SPHERICAL CONCAVE Head Tip Diamond Grinding Bits Lapidary Carving Tools Code 40Q Product Specification: Product Name: 4mm Diamond Grinding Head, Gemstone carving tools, 5/32" Diamond carving burrs Head Diameter: 4mm (Close to 5/32") Total Length: 42mm (1-21/32") Shank diameter: 2.35mm (3/32") Grit: 150 Medium Quantity ...
