20Pcs 2.5mm 3/32″ inch Ball Diamond Grinding Bits Spherical Head Tools for Stone

20Pcs Diamond Coated 2.5mm Dia Spherical Head Mounted Points Grinding Bit 2.35mm Shank Code 25F*2.35 Specification: Product Name Diamond Mounted Point / Grinding Bits Tip Shape Round Ball / Spherical Material Metal, Diamond Head Diameter 2.5mm ( 0.1″ inch) Shank Diameter 2.35 mm (Close to 3/32″) Total Length 42mm ( 1-21/32″) Grit 100 (Coarse) Color Silver Tone Quantity 20Pcs Description: Product Name: Spherical diamond grinding head, diamond ball, diamond carving bit Shank diameter 3/32″ (2.35mm), Suitable for electric nail drill, carving machine with a 3/32″ collet Can be installed on the electronic grinder, hanging mill (not included here). Used for sculpturing, dressing, precision grinding and internal grinding carbide in ceramic, glass, precious stone, alloy and many other abrasive materials. Diamond grinding head is processes each kind of mold, hard alloy, glass apparatus, ideal correction tools such as jade carvings. Use with water as a lubricant is better Adding water when use the diamond grinding head is good, can improve the sharpness and the life We Can List Any Size & Amount Of This Product: Head diameter from 1 mm to 40 mm We will send out your order within 1-2 days after payment has been received and cleared Please let us know if you are looking for other accessories or hardware Just a friendly reminder: The Shank diameter of grinding bit is 2.35mm (3/32″ inch)There are two different collet sizes for Dremel: 3mm (1/8″) or Universal 3-jaw chuckIf your chuck of Dremel(models 4300-8050) has an Universal 3-jaw chuck, then the grinding bit can be installed directlyHowever, it is NOT suitable for dremel with 3mm 1/8″ chuck(such as:models 3000,4000)If your chuck of Dremel is 3mm (1/8″), maybe you need add the Universal 3-jaw chuck for Dremel