6" 1/4"-20 Right Hand Screwback Master Support Lap

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

• Universal Compatibility: 1/4"-20 right-hand thread fits most cabbing machines and flat lap systems (e.g., CrystalMaster 6/8).

• Precision Ground: Ensures flatness for uniform pressure distribution during polishing.

• Versatile Backing: Secures thin laps for gemstone cabochons, metal alloys, or ceramics.

Applications

• Lapidary Work: Back diamond disks for polishing sapphire or agate.

• Custom Setups: Pair with felt pads for final buffing or leather pads for mirror finishes.

• Industrial Use: Stabilize resin-bonded abrasives in high-speed workflows.

Technical Specifications

• Thickness: 6mm.

• Thread: 1/4"-20 right-hand.

• Material: High-grade steel with anti-corrosion coating.

• Compatibility: Designed for flat lap machines and cabbing systems.

Why Choose This Support Lap?

• Precision: Critical for achieving scratch-free finishes on gemstones or optical components.

• Durability: Resists deformation under heavy use.

• Cost Efficiency: Extends the lifespan of thin laps by providing a stable foundation.

Ideal For: Lapidary artists, jewelers, and hobbyists seeking professional-grade results.