Norton Screen-Bak Durite 17 in. Silicon Carbide Center Mount Q421 Floor Sanding Disc 80 Grit Coarse KNEE PADS schedule 40 galvanized steel is

schedule 40 galvanized steel is hydrostatically tested

Shrinks tight and wrinkle-free

It features a classic curve design

Three evenly spaced lights fill your room with vibrant

Norton Screen-Bak Durite 17 in. Silicon Carbide Center Mount Q421 Floor Sanding Disc 80 Grit Coarse KNEE PADS schedule 40 galvanized steel isSmooth out irregularities in concrete and hardwood floors with this Screen Bak Durite Q421 SC coarse grit screen floor sanding disc. Its P graded sharp silicon carbide grit easily cuts into even the hardest floor surfaces and its open weave screen design provides extreme resistance to loading during lighter jobs, such as cleaning off scale and rust. This durable sanding disc, which exhibits greater durability than paper or cloth, is waterproof, so you