Norton Vulcan Flap Discs Blue Zirconium 125mm-40 Grit

Offers technical performance for all metal removal, deburring, shaping and sharpening applications.
Unique zirconium grain has self-sharpening properties with controlled grain fractures continuously producing sharp, new abrasive points.
Provides long life on even difficult to grind materials including steel and stainless steel, as well as softer metals like aluminium.