3M 310U Hookit™ Abrasive Disc
General purpose high performance sanding discs made from C weight paper using a resin bond with the aluminium oxide grit.
High performance, heavy duty aluminium oxide paper discs
Suitable for stock removal on metal, wood, paint and fillers
Back-up pads with 5//16" UNF attachment available separately
3M 20456 Hookit 150mm Backing Pad for 310U
For use with 6 in diameter Hookit™ Clean Sanding discs or Hookit™ D/F discs
Use with random orbital sanders with 5/16-24 internal threads
Made with Red Foam
New one piece threaded shank for low vibration and improved balance
Hook & Loop Discs
All discs have hook and loop type fastening and can be attached and re-attached as many times as necessary. All abrasives are synthetic resin bonded. All discs can be used with Norgrip® Backing Pads.