Jumbo Blue Zirconia Flap Disc, Type 29, 120-Grit, 4.5-In. Welding & Soldering Good source of calcium

Good source of calcium

To apply to indoor plants

Choose your preferred Rub Brick style

No messy spraying

4 Count Resealable Package

Jumbo Blue Zirconia Flap Disc, Type 29, 120-Grit, 4.5-In. Welding & Soldering Good source of calciumFlap disc, blue zirconia, 120 grit type 29, depressed center, 4 1 2" with 5 8 11 arbor za120, 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