Premium Diamond Resin Abrasive for Arm Polishing Machines The RESIN PREMIUM D-250 is a high-performance diamond resin abrasive designed for professional arm polishing equipment. Engineered with complete granulometry, this abrasive delivers a flawless finish on every application. Ideal for precision polishing work, it combines durability with consistent results across various surface types. Perfect for professionals seeking superior quality and reliability in their polishing operations.