8″ Nickel Bond Full Face Diamond Flat Lap Disc – 45 Grit for Lapidary & Glass Grinding

The Full Face Diamond Flat Lap Discs (4"–30") are professional-grade lapidary grinding and polishing disc designed for shaping, smoothing, and finishing gemstones, glass, ceramics, and other hard materials. Unlike segmented or partial coverage discs, these full face diamond grinding discs feature a complete diamond-coated surface, providing maximum grinding area, uniform wear, and longer lifespan. Available in diameters from 4" to 30", these diamond sanding discs are suitable for both jewelry making and industrial lapidary applications. Choose from Magnetic backing for quick grit changes or Pressure Sensitive Adhesive ( PSA backing ) for secure, long-lasting attachment. Engineered for smooth material removal, excellent flatness, and fast cutting action, these discs are ideal for cabochon grinding, gemstone shaping, glass polishing, ceramic finishing, and stone carving. Compatible with most lapidary flat lap machines and grinders,these full face diamond discs deliver consistent performance, professional precision, and long-term durability for lapidary artists, jewelers, and glass craftsmen.

Application

Ideal for cabochon making, gemstone shaping, slab smoothing, glass edge preparation, ceramic refinement, tool polishing, pre-polish preparation, stone carving, and precision flat grinding in lapidary workshops, jewelry studios, and glass art production.

Key Features

• Full diamond-coated working surface for maximum grinding efficiency
• Uniform wear and extended lifespan compared to segmented discs
• Available from 4" to 30" for small to industrial-scale work
• Magnetic or PSA backing options for quick and secure mounting
• Excellent flatness, fast cutting action, and smooth material removal
• Suitable for gemstones, glass, ceramics, metals, and hard materials.
• Compatible with most lapidary flat lap machines and grinders
• Ideal for grinding, smoothing, shaping, pre-polishing, and finishing