Gel Drive Insert, Red (Med-Max Flex) (Set of 3) OF9 Maintenance The pulley has a profile

The pulley has a profile of HTD 1

50 Grit Diamabrush Wood" Replacement Blades was designed for a quick-change slide of Onfloor diamond tooling

It can edge as close as 1/16” to any obstruction

They come in pack of 5 filters

Flawless Floors Start Here: All-in-One Prep Pack for Concrete Grinding

Gel Drive Insert, Red (Med-Max Flex) (Set of 3) OF9 Maintenance The pulley has a profileThe drive system in the OF30 series will undoubtedly feel better with these 3 sets of replacement kits. If your OF30 series machine needs a replacement gel drive, Onfloor technologies have the best kit to keep it going. Using other traditional gel drive systems could probably damage your OF30 series machine, and it will definitely give a low output while using them on your concrete floor.