The Diamond Flat lap Disc is a premium lapidary faceting lap engineered for both professional gem cutters and hobbyists demanding precision and longevity. Constructed with a solid metal base and precision-bonded diamond abrasive disc surface, this tool guarantees exceptional flatness and aggressive grinding action for every faceting stage.
Available in a full range of grit sizes (60, 100, 180, 260, 360, 600, 1200, 3000), the diamond grinding lap supports everything from initial rough cutting to ultra-fine polishing . Whether you’re shaping the girdle, cutting the crown, or polishing the pavilion, this gem cutting disc consistently delivers top-tier results on materials like sapphire, quartz, garnet, spinel, and beryl.
This diamond Flat faceting lap is compatible with most 1/2" Arbor faceting machines accessories and flat lap systems. It’s an essential flat lap disc for faceting that ensures mirror finishes and dimensional accuracy in gemstone fabrication workflows.
Backing Plate Compatibility:
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Magnetic Backing: Use with Metal Master Laps for instant attachment and quick grit swaps.
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Pressure-Sensitive Adhesive (PSA) or Velcro: Ideal for pairing with Aluminum or Plastic Backing Plates .
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Bare/Non-Backed: Can be glued directly to custom setups.
Applications:
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Gemstone polishing lap for corundum, spinel, topaz,quartz , garnet, and more
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Excellent performance on flat lap machines, cabbing setups, and faceting machines
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Sizes and Compatibility:
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Grits: 60, 100, 180, 260, 360, 600, 1200, 3000
Arbor Hole: Standard 1/2" (custom options available)