150mm Diamond Groove Double Cab Lap – 2-Groove Electroplated Polishing Wheel for Sapphire, Ruby & Garnet

The 150mm Diamond Groove Double Cab Lap is a professional-grade electroplated diamond lap designed for final shaping and polishing of cabochons, including sapphire, ruby, garnet, and other hard gemstones. Featuring two precision grooves (Outer: 26mm, Inner: 20mm), this lap enhances debris removal and surface contact, ensuring smooth, even polishing while maintaining excellent material control. With a durable 10mm thickness, 150mm diameter, and 1/2" arbor, it is compatible with ring face flat grinders, universal machines, and other professional lapidary equipment. Ideal for both lapidary professionals and hobbyists, this electroplated lap allows for charging with multiple grit sizes, transitioning seamlessly from coarse shaping to fine polishing for flawless cabochon finishes. Built for long-lasting durability and consistent performance, the 150mm Diamond Groove Double Cab Lap is a reliable choice for cabochon shaping, gemstone polishing, and precision lapidary finishing.