The backing holds discs securely during aggressive sanding yet releases instantly when needed.
eBay
HIFESON 70x198mm Vacuum Sanding Block 5pcs Set Vacuuming Sanding Disc Holder Sandpaper 4pc Backing Polishing Pad Handheld Sander
Aliexpress UK
Grit:40 Grit,60 Grit,80 Grit,100 Grit,120 Grit,150 Grit,180 Grit,240 Grit,320 Grit,400 Grit,600 Grit,800 Grit,1000 Grit,1200 Grit,1500 Grit,2000 Grit. About The Grit: The grit number is printed on the backing of the sanding disc.
eBay
6" 150mm Multihole Sander Backing Pad Hook&Loop Sanding Plate with 5/16"x24 Thread Dust Free Sanding Disc Holder for Polishing
Aliexpress UK
Quantity of sandpaper: 120pcs. High-density planting sand provides better cutting ability. Granularity: 60#, 80#, 100#, 180#, 240#, 400#, 600#, 800#, 1000#, 1200#, 2000#, 3000#. 60#, 80#, 100#, 180#, 240#, 400#, 600#, 800#, 1000#, 1200#, 2000#, 3000# 10 pieces each.
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PSA Sanding Sheets Self adhesive Sandpaper 6 Inch 150MM Dry Grinding Saning Disc 60 to 2000 Grits for Sanding Polishing 5/10Pcs
Aliexpress UK
50-200mm Conversion Pad Self Adhesive to Hook & Loop Adaptor for Sanding Discs Use with sandpaper Note: The product has a negative 2mm error, please check the size and then shoot! Operation Note:This Velcr-o, adhesive capacity, sticky, please determine the position first!
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2PCS 5 Inch(125mm) 8-Hole Soft Sponge Interface Pad For Sanding Pads Hook&Loop Sanding Discs For Polishing Abrasives
Aliexpress UK
Suitable for use with 2" backing pads with the hook and loop system. Grit sizes from 60 - 1000.
eBay
198*70MM Sandpaper Net Mesh Sanding Discs Hook and Loop Dust Free Anti-blocking 80-600 Grit For Wood Dry Sanding Polishing
Aliexpress UK
81pcs Roll Lock Discs. 10pcs 2" 180# Aluminium Oxide Sandpaper. 10pcs 2" 240# gritAluminium Oxide Sandpaper. 5pcs 2" Brown Roll Lock Sanding Disc. 5pcs 2" Red Roll Lock Sanding Disc. 5pcs 2" Green Roll Lock Sanding Disc.
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10pcs 20pcs 50pc 70x420mm Mesh Sandpaper Vacuuming Hook Loop Sanding Disc-Abrasive For 400x70 Sanding Block Wood Metal Polishing
Aliexpress UK
2" 50mm 36/40/60/80/120/240 Grit Type R Sanding Discs Abrasive Roll Lock 100PC. - Quick change roll lock design improve your working efficiency. Threaded backs screw securely onto the mandrel for convenient and quick to change sanding disc pad.
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6inch 150mm 6Hole Sander Backing Pad Hook And Loop Sanding Pad Dust Free Sanding Disc Holder Abrasive Tool Polisher Accessories
Aliexpress UK
300Pcs Sanding Discs Pad. 300Pcs B Granularity: 80# 180# 240# 320# 400# 600# 800#1000# 2000# 3000#. Quantity of sandpaper: 120/300Pcs. Small enough to fit in narrow corners. 4.High-density planting sand provides better cutting ability.
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125mm 5 Inch Sander Pad 8-Holes 3/4 Nails Sanding Disc Pad Loop Sanding Backing Pads for Electric Orbital Sander Polishing 1/5Pc
Aliexpress UK