3" STI Prep/master Segmented Diamond Grinding Discs 16/20 Grit For Concrete Bond:Medium Recommendation of application: hard or

Recommendation of application: hard or medium floors

Manufactured from durable 3-layer co-extruded polyethylene

Differing from 3-step pucks/pads on the market

Grits: Coarse/Medium/Fine

3" STI Prep/master Segmented Diamond Grinding Discs 16/20 Grit For Concrete Bond:Medium Recommendation of application: hard orMetal 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