3M Trizact 3000 150mm 6" Hookit Wet or Dry Fine Finishing Sanding Discs 50414 X33M™ Trizact™ Hookit™ Foam Abrasive Disc 443SA is a foam disc used for removing and refining sanding scratches prior to using 3M™ Perfect-It™ Polishing System. Can be used with an orbital machine, in wet conditions to guarantee good lubrication of the surface and avoid premature clogging. Use 3M™ Trizact Hookit to remove sand scratches before repairing car panels with 3M™ Perfect-it™ Polishing System. Our foam disc refines paint rectification scratches prior to polishing.Key Features:Refine paint rectification sand scratches prior to polishingFollow up with appropriate liquids from the 3M™ Perfect-It™ Compound or Polish RangeReduce polishing time increasing productivityAlways use moist, dust extraction switched offThe back of the disc allows good grip on the traysSize: 150mm3pcs (three discs included)