3" SQ Style Diamond Grinding Discs 30/40 Grit, Fit STI Quick-Change, Husqvarna Redi-Lock

 Metal Bond 3" Diamond Grinding Pucks For STI/Prepmaster and Husqvarna Redi-lock Grinders 30/40 Grit 30/40 Grit sis for aggressive grinding and quick floor opening. Number of Segment: 10 Bonds: Hard, Medium, Soft Grit: 30/40 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 the appropriate Adapter or Contact Us for technical support.