If you need to hand finish a tight spot, you can rely on the 3M Hookit Dust Free Sanding Block. This backing block helps you get consistent results while reducing the strain on your hands. This block uses the Hookit attachment system for easy abrasive changes and small holes for use with a vacuum attachment to reduce dust and loading. These make it ideal for sanding filler, primer and more.

Product Features:

• Supports abrasives for consistent and effective hand sanding
• Has small holes for use with a vacuum system to limit dust and loading
• 3M Hookit attachment system makes it easy to change abrasives
• Helps reduce hand fatigue and make sanding challenging locations easier
• Sanding blocks delivers more consistent sanding results