Norton NOR.21054 Quick-Change Sanding Disc Grit - 3 80

The Norton NOR.21054 is a 3-inch Quick-Change sanding disc featuring Norton's Bluefire R884 zirconia alumina abrasive technology. Designed for Type TR/III quick-change attachment systems, this disc delivers aggressive cutting action and long service life on metal surfaces.

Key Features:

• 3-inch diameter for compact sanders and tight areas
• 80 grit zirconia alumina (Z/A) abrasive for fast material removal
• Bluefire R884 cloth backing provides strength and flexibility
• Speed Lock quick-change design for fast disc changes without tools
• Type TR/III attachment system compatible with button-style holders
• Resin bond withstands heat generated during heavy grinding

Ideal for metal fabrication, weld removal, deburring, and surface preparation applications. The zirconia alumina grain self-sharpens during use, maintaining consistent cutting performance throughout the disc's life. Compatible with die grinders and right-angle tools equipped with Speed Lock or similar quick-change mandrels.