SIGNI S/C Plastic Back Grinding Disc for Granite/Marble/Concrete and Glass(16 Grit, 4.5 inch) 5 Pack

S/C (Silicon Carbide) These grain types are very aggressive. The grinding disc is flat with a plastic back. The sanding disc fits most angle grinders and does not require a backing pad. The grinding disc attaches directly to the hand of the grinding machine. In comparison to depressed center wheels or resin fiber discs it is lighter, cuts faster, and grinds faster while leaving an even surface. Qty included : 5 Pcs 4.5" grinding disc in one pack.

• 4 1/2" SiC 16 Grit Disc, 5 Pack.
• This disc has a plastic back and does not require a backup pad.
• It lasts up to 7-10 times longer than conventional aluminum oxide resin fiber discs.
• Its design minimizes the loading of material being ground on the disc.
• It cuts faster than a conventional grinding disc