The 5″ DISKIT PSA Back‑Up Pad M‑8 is a robust and reliable sanding accessory designed to support Pressure‑Sensitive Adhesive (PSA) abrasive discs in demanding stone, industrial, and surface preparation applications. Built with firm polyurethane foam and a slant profile, this pad provides stable, uniform contact with the work surface, helping you achieve consistent sanding results with minimal chatter and vibration. Featuring a PSA (Pressure‑Sensitive Adhesive) backing, abrasive discs attach quickly and securely without the need for additional tools, reducing downtime and increasing productivity. The M‑8 male thread connection ensures compatibility with a range of power tools and sanders that use metric M‑8 fittings, making this pad a versatile choice for professional workshops and fabrication environments. Constructed with durable materials and engineered for long‑lasting performance, this back‑up pad is ideal for sanding, grinding, and prepping surfaces such as stone, concrete, metal, and more. Key Features: Diameter: 5″ (125 mm) standard size for common sanding tasks. PSA Backing: Quick, secure attachment of self‑adhesive abrasive discs. Firm Foam with Slant Profile: Stable support and enhanced surface contact. M‑8 Male Thread: Fits tools with metric threaded spindles. Durable Construction: Built for industrial use with long service life. Benefits: Reduces vibration for smoother sanding results Speeds up abrasive changes with the PSA system Improves productivity on stone, concrete, and various materials Great choice for professionals and DIY enthusiasts alike