3" STI Prep/master Segmented Diamond Grinding Discs 16/20 Grit For Concrete Bond:Medium Extra Hard

Extra  Hard

Uniquely designed 3 big square-segment trapezoid metal bond diamond grinding shoes are good for undulated surfaces

The advantage is to quickly and aggressively open the old surfaces and leave obvious scratch patterns

ASL grinders and versatile magnetic plates

Our uniquely designed Adapter makes diamond grinding and polishing tools change easy and quick

3" STI Prep/master Segmented Diamond Grinding Discs 16/20 Grit For Concrete Bond:Medium Extra HardMetal Bond 3" Diamond Grinding Pucks For STI Prepmaster Grinders 16 20 Grit 6 segments are for the most aggressive grinding and quick floor opening. Segment: 6 Segment Bonds: Hard, Medium, Soft Grit: 16 20 Suggested Applications: Concrete Floor with Soft, Medium and Hard Hardness. Grinding Machines: STI Prepmaster Grinders and plates with proper adapters For some grits bonds of STI quick change, you may need to use our MAGNETIC ADAPTER, Click Here for