JINGLING 1.5mm Diamond Hole Saw Cylindrical Head Grinding Drill Solid Bits Lapidary Tools for Stone

• Product Name: Lapidary Diamond Drill Bits, Diamond Drill Bits for Stone, Gemstone Drill Bits
• Head Diameter:1.5mm; The positive tolerance of the head diameter of the grinding bit is 0.1-0.2mm
• Shank Diameter: 2.35mm(3/32"); Suitable for electric nail drill, carving machine with a 3/32" collet
• Diamond grinding head is ideal tools for drilling stone, glass apparatus, tile, jade carvings
• Used for sculpturing, dressing, grinding ceramic, glass, precious stone, alloy carbide

JINGLING 30Pcs 1.5mm Diamond Coated Hole Saw Drill Solid Bits Jewelry Gemstone Marble Granite Code 15A The diamond coated hole saw suitable for use in drill hole on jewelry, gemstone, marble or granite Product Specification: Product Name: Lapidary Diamond Drill Bits, Diamond Drill Bits for Stone, Gemstone Drill Bits Head Diameter: 0.06" (1.5 mm) Drill depth: 1/4" (6mm) Shank Diameter: 2.35mm(3/32"); Suitable for electric nail drill, carving machine with a 3/32" collet Total length: 1-21/32" (42mm) Recommended speed: 5000-50000 RPM Quantity: 30 Pcs Drilling speed: Drill a hole in seconds Use with water as a lubricant Quick Tips 1. Please add water for coolant and drill slowly 2. Never use drills while machine is in hammer action 3. Holes require no futher work as cutting is clean We can list any size (Head Diameter from 0.4mm - 230mm) & amount of this product Just a friendly reminder: The Shank diameter of grinding bit is 2.35mm (close to 3/32") There are two different collet sizes for Dremel: 3mm (1/8") or Universal 3-jaw chuck If your chuck of Dremel (models 4300-8050) has an Universal 3-jaw chuck, then the grinding bit can be installed directly However, 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