Elevate your metal polishing experience with our 3" Insertable Double-Buff Safety Flanges, designed for high-speed performance and safety. Inspired by metal polishing expert Professor Pieter Williams, these flanges are a game-changer for enthusiasts and professionals alike. Their unique design allows for the mounting of two airway buffing wheels simultaneously without needing an arbor extension, maximizing efficiency and coverage. Crafted to reduce warping risks and ensure secure wheel placement, these safety flanges are an essential addition to your polishing toolkit.