Jumbo Blue Zirconia Flap Disc, Type 29, 40-Grit, 4.5-In. Irwin Anti-fog lenses with maximum UV

Anti-fog lenses with maximum UV protection

SpeedPoint tip for fast starts

quick connect socket

Black oxide finish resists corrosion and increases life of bit

Jumbo Blue Zirconia Flap Disc, Type 29, 40-Grit, 4.5-In. Irwin Anti-fog lenses with maximum UVFlap disc, blue zirconia, 40 grit type 29, depressed center, 4 1 2" with 7 8" arbor za40, for right angle grinders. cuts fast and outlast sanding discs 10 to 1. great flexibility. ideal for rough or fine finishing. multiple layers of zirconia cloth flaps constantly exposing new extra sharp grinding points. laminated by state of the art automated equipment. reinforced fiberglass backing plate. each disc balance tested for vibration free grinding