The 1/4"-20 Screwback Master Support Lap is a precision-ground, flat and parallel base plate designed to support thin laps like Ultralaps, diamond-plated disks, felt pads, and leather pads. Uncharged and 6mm thick, it offers flexibility to pair with your preferred abrasives for lapidary polishing and shaping.
Key Features
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Universal Compatibility: 1/4"-20 right-hand thread fits most cabbing machines and flat lap systems (e.g., CrystalMaster 6/8).
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Precision Ground: Ensures flatness for uniform pressure distribution during polishing.
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Versatile Backing: Secures thin laps for gemstone cabochons, metal alloys, or ceramics.
Applications
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Lapidary Work: Back diamond disks for polishing sapphire or agate.
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Custom Setups: Pair with felt pads for final buffing or leather pads for mirror finishes.
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Industrial Use: Stabilize resin-bonded abrasives in high-speed workflows.
Technical Specifications
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Thickness: 6mm.
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Thread: 1/4"-20 right-hand.
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Material: High-grade steel with anti-corrosion coating.
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Compatibility: Designed for flat lap machines and cabbing systems.
Why Choose This Support Lap?
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Precision: Critical for achieving scratch-free finishes on gemstones or optical components.
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Durability: Resists deformation under heavy use.
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Cost Efficiency: Extends the lifespan of thin laps by providing a stable foundation.
Ideal For: Lapidary artists, jewelers, and hobbyists seeking professional-grade results.