SIGNI 5 Pack SiC Plastic Back Grinding Wheel for Granite/Marble/Concrete and Glasses (4.5 INCH, 24 GRIT) 4.5 INCH industrial_best_sellers_Jan2025 It provides precise pH EC

It provides precise pH EC PPM readings

A full charge of 2 hours gives you half a month of shaving

60 mL (Pack of 2)

Make sure filter is flipped over after each tank fill

but can be used multiple times become

SIGNI 5 Pack SiC Plastic Back Grinding Wheel for Granite/Marble/Concrete and Glasses (4.5 INCH, 24 GRIT) 4.5 INCH industrial_best_sellers_Jan2025 It provides precise pH ECSIGNI 5 Pack SiC Plastic Back Grinding Wheel for Granite Marble Concrete and Glasses (4. 5 INCH, 24 GRIT) Product Features 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. It can be both dry grinding and wet grinding.