Precision polishing and finishing tool for deep holes, grooves and complex surfaces Key benefits Reaches tight, hard-to-access areas: designed for deep hole polishing and surface finishing where standard abrasives cannot fit. Versatile compatibility: fits straight grinders, hand drills, electric drills, pneumatic tools and pneumatic drills for use with the equipment you already own. Accurate edge and corner work: especially effective for grinding and polishing sides, grooves, gaps and corners without over-cutting adjacent surfaces. Durable, efficient performance: sharp grinding action with solid construction for long service life and consistent results. What this product does for you Solves the problem of poor access and inconsistent finishes in confined areas by delivering controlled material removal and smooth surface refinement. Reduces job time and rework through a high-efficiency cutting face that preserves the workpiece while maintaining speed. Extends tool uptime with robust durability that resists wear during repeated use. Features and specifications Function: deep hole polishing, surface finishing and detail grinding on wood, plastic, metal and non-metallic complex surfaces. Compatibility: supports use with straight grinders, hand drills, electric drills, pneumatic tools and pneumatic drills. Application focus: optimized for sidework, grooves, gaps and corners where precision is required. Performance: sharp grinding action, solid construction and long service life for reliable results. Practical use scenarios Furniture restoration: finish inner profiles, dadoes and narrow grooves on wooden furniture with precise control and smooth results. Metal fabrication: deburr and polish inside drilled holes, slots and tight weld seams in metal parts to improve fit and prevent stress risers. Plastic or composite parts: refine molded components and close-tolerance cavities, ensuring smooth edges and consistent finishes without surface damage. Use recommendations Match tool speed and pressure to material for best results. Securely mount in compatible drill or grinder and check fit before use. Inspect periodically for wear and replace when cutting performance diminishes to maintain finish quality. Reliable, practical and compatible with a range of power tools, this accessory is built to deliver precise finishing in areas standard abrasives cannot reach.