18" 280Grit Diamond Flat Lap Disc with Magnetic Backing for Precision Grinding & Polishing

The Diamond Flat Lap Disc is a premium lapidary faceting lap for professional gem cutters and hobbyists. Solid metal base with precision-bonded diamond abrasive surface for exceptional flatness.

Backing Options:

• Magnetic: Quick grit swaps with Metal Master Laps
• PSA: For aluminum or plastic backing plates
• None: Glue directly to custom setups