P1000 version designed for keying panels prior to the application of clearcoat or before blending. Use P3000 grit foam discs for removing 1200-1500 grade sand scratches. The unique pyramid construction of Trizact abrasives ensures even wear and long life providing a consistent scratch depth throughout the sanding operation. The new Trizact discs use the 3M Hookit™ Fixing System and are compatible with all 3M™ 150mm Back-up Pads. For small awkward areas and panel edges the discs can be used by hand. For best results use in conjuction with accessory items Hand Pad 05791. Discs should be dampened with water (not solvent) before use. Conformability is achieved through the unique foam construction of the product, allowing even pressure to be applied in both machine and hand applications when sanding deep into orange peel pockets. The result being a quality, uniform matt finish that is now ready for painting.