P2000 & P3000 Denibbing Discs for Precision Spot Work

RUPES MicroFinish adhesive denibbing discs are 32mm P2000 OR P3000 abrasives made for one job: removing individual nibs and defects from painted finishes without disturbing the surrounding panel. At 1.25 inches, the disc is small enough to isolate a single dust nib or dirt inclusion, so you are correcting a spot rather than sanding an area. A pyramid-shaped grain structure drives the cut, delivering consistent performance and long disc life with minimal heat build-up or clogging, which is what keeps a small correction from turning into a bigger one. Browse the rest of our hand sanding supplies.

The abrasive is built on a micro-abrasive film backing rather than paper, cut into a distinctive daisy-shaped profile. That combination is what makes the sanding smooth and controlled, and it visibly reduces the localized haze spots refinishers call the coin effect, the circular halo that gives away a spot repair. The adhesive backing mounts the disc to a compatible backup pad, and the discs work wet or dry. Follow up with a compound to refine the sanded area, and see the full RUPES lineup for the machines and abrasives that pair with it. Sold 100 per pack.

What Makes it Great:

🎯 32mm for True Spot Correction: Small enough to isolate a single nib or inclusion, so you fix the defect instead of sanding the whole area around it.

🔺 Pyramid Grain Structure: Delivers consistent cutting performance and durability across the disc's life, with minimal heat build-up and clogging.

🌼 Daisy-Shaped Micro-Abrasive Film: The film backing and scalloped profile produce smooth, controlled sanding and visibly reduce coin-effect haze around a repair.

💧 Wet or Dry, Adhesive Backed: Works in either application, with an adhesive backing that mounts cleanly to a compatible backup pad.

Frequently Asked Questions

What is denibbing?

Denibbing is the removal of small raised defects in a painted finish, like dust nibs, dirt inclusions, or specks that land in fresh paint. You level the individual defect with a fine abrasive, then polish the spot back to gloss.

What is the coin effect?

It is the circular halo of localized haze that can appear around a spot repair, named for the coin-sized ring it leaves behind. These discs are built to visibly reduce it, so the corrected area blends with the surrounding paint.

Can these be used wet or dry?

Both. The MicroFinish discs are designed for wet or dry sanding, and the pyramid structure keeps heat and clogging down in either application.

How do the discs attach?

They use an adhesive backing rather than hook and loop, so each disc sticks directly to a compatible backup pad or denibbing tool.

How many discs come in a pack?

100 discs per pack, in the 32mm (1.25 inch) diameter at P2000 OR P3000.