Norton part number 12647.
The multi-hole pattern combined with the 10 channels on the side of the back-up pad provide an air flow that increases dust extraction on both horizontal and vertical
surfaces for a cleaner work area. The backup pad is designed to obtain a low center of gravity to ensure better control and precision during all phases of the sanding
process.
Diam. 150mm
Holes: Multihole
Fixing: Velcro
Hatdnee: Hard
Threed: M8
Norton 12647 Multi-Hole Sanding Back-Up Pad,