Sanding Discs. Features & Benefits of SATC Zirconia Flap Sanding Discs. Wet & Dry film sanding discs. Sanding Sheets. Hook&Loop Sanding Discs. Cutting Disc&Grinding Wheels. About the Structure of Type R Twist Lock Flap Discs : 31PCS small 15x12mm zirconia abrasive, X-wt polyester cloth backing sanding discs are bonded tightly on the high strength plastic plate.
eBay