Gold 5 PSA Disk Grit:120 Proprietary backing is stronger than

Proprietary backing is stronger than other competitive brands using a traditional backing

Swivel fitting for better maneuverability

Z-Poxy two-part glue works for all types of repairs

A small investment for long-term use: Only one maintenance kit for reduced inventory

Gold 5 PSA Disk Grit:120 Proprietary backing is stronger thanDurable aluminum oxide grain delivers a fast and long lasting cut. Proprietary backing is stronger than other competitive brands using a traditional backing. High strength resin bonding for superior grain support. A special stearate coating is used to maximize resistance to clogging and loading. A uniform, semi open coat design produces and even, consistent scratch pattern. Pressure Sensitive Adhesive Disks (PSA) works with vinyl backed sanding pad