The 5″ DISKIT PSA Back‑Up Flex Edge Pad is a premium, high‑performance sanding and polishing support pad engineered for demanding stone, industrial, and surface preparation applications. Designed with a flexible profile and Pressure‑Sensitive Adhesive (PSA) backing, this back‑up pad delivers excellent contact with abrasive discs while absorbing vibration for more consistent results. Crafted with firm polyurethane foam bonded to a robust backing and featuring a standard 5/8‑11 female connection, it’s built to withstand rigorous use and maintain stability under high RPM operation. The flex edge allows the pad to adapt slightly to contours and uneven surfaces, ensuring even sanding and polishing performance across concrete, stone, and similar materials. Key Features: Diameter: 5 inches – fits standard 5″ sanding and polishing discs PSA Backing: Secure, tool‑free disc attachment and quick changes Flexible Foam Profile: Enhances surface contact and helps adapt to minor contours Firm Polyurethane Foam: Durable and long‑lasting for repeated use 5/8‑11 Thread: Universal fit for most grinders, polishers, and sanding tools Zero Dust Holes: Simple, solid pad design without dust‑collection ports Benefits: Stable Performance: Provides consistent support for abrasive discs, reducing chatter and uneven wear Time‑Saving: PSA system speeds up pad changes and improves workflow Professional Results: Ideal for surface prep, sanding, and polishing of stone and concrete Durable Build: Made to handle tough industrial and fabrication environments