Concave Cylinder Head Diamond Bur, 1pc – 2.35mm Shank for Bracelet & Ring Jewelry Carving

Concave Cylinder Head Diamond Bur (Single Piece) is specifically engineered for jewelers and lapidary artists working on curved profiles such as bracelets, bangles, and rings. Featuring a specialized concave cylinder head with durable electroplated diamond coating on a 2.35mm (3/32") shank, it effortlessly shapes, smoothes, and contours circular workpieces.

• Head Profile: Concave cylinder head for inner and outer curved profiling
• Shank Diameter: 2.35mm (3/32") compatible with rotary tools, micro motors, and jewelry flex shafts
• Quantity: 1 piece
• Bond & Abrasive: High-grade electroplated diamond for consistent, chatter-free grinding
• Applications: Bracelet shaping, ring edge contouring, jewelry detailing, and gemstone carving

For best results, use at moderate rotary speeds with water or liquid lubricant to prolong tool life and ensure clean finishes.