Bosch Accessories 1x Medium Hard Sanding Pad (for Paint, 8 Holes, Ø 125 mm, with Hook and Loop System, Accessories for Random Orbital Sander) : Amazon.co.uk: DIY & Tools
BOSCH PSM 160 A, PSM 160 AE SANDER REPLACEMENT BASE / PAD 161507954644 | eBay
Random Orbital Sander Pad Replacement - WoodWorkWeb - YouTube