3M 31491 – 1000 Grit Cubitron™ II Hookit™ Clean Sand Disc (6 in, 50 Pack)

3M 31491 Cubitron™ II Hookit™ Clean Sand Disc (6 in, 1000+ grit, 50 Pack) is a high-performance abrasive designed for ultra-fine sanding and surface refinement in automotive and industrial refinishing processes. Featuring advanced Cubitron™ II ceramic abrasive grain, this sanding disc delivers precise, consistent scratch patterns while minimizing heat buildup and glazing, making it ideal for final finish sanding prior to polishing or coating application.

The Hookit™ hook-and-loop backing system enables fast disc changes and secure attachment to compatible 6-inch backing pads. The ultra-fine 1000+ grit provides exceptional surface quality, ideal for fine blending, denibbing, and refinement stages in preparation for final polish or clearcoat application.

Key Features

• 1000+ Grit Ultra-Fine Abrasive: Ideal for final finish sanding and surface refinement
• Cubitron™ II Ceramic Abrasive: Self-sharpening grain for consistent performance and longer life
• Hookit™ Hook-and-Loop Backing: Allows quick disc changes and secure attachment
• 6 in Diameter: Compatible with standard 6-inch backing pads and sanders
• Clean Sand Disc Design: Reduces heat buildup and glazing during fine sanding
• 50 Discs Per Pack: Professional quantity for collision repair and refinishing work