H007 3–7mm Sintered Diamond Pearl Shape Burr (3mm Shank) – for Jewelry & Stone Carving

The H007 Sintered Diamond Pearl Shape Burr (3mm Shank) features solid industrial diamond particles distributed throughout the entire head matrix. Unlike standard electroplated burrs that degrade quickly once the surface coating wears off, this sintered pearl/drop shape burr delivers exceptional wear resistance, continuous cutting power, and a significantly longer working life.

Key Specifications:

• Model: H007
• Head Shape: Pearl Shape Head (Drop / Teardrop shape)
• Head Diameters: 3 mm, 4 mm, 5 mm, 6 mm, 7 mm
• Shank Diameter: 3.0 mm (1/8") – fits standard rotary tools, die grinders, Dremel (with 1/8" collet), and flex shafts
• Grit Options: 70# (Coarse), 100#, 170#, 320#, 600# (Fine)
• Bond Type: Sintered Diamond Metal Bond (Solid Diamond)
• Recommended Usage: Wet use with water or coolant to optimize cutting speed and burr longevity
• Applications: Hollow carving, rounded concaves, organic curves, jewelry detailing, and shaping on jade, gemstone, stone, granite, glass, and ceramics

Explore our full selection of shapes and sizes in the Sintered Diamond Burs collection.