Diamond Products Core Cut Diamond Products 73959 T-Seg Specialty Turbo Diamond Blade 4 1/2 X .070 X 7/8 General purpose cutting in concrete and masonry Special T-segment offers built-in core protection and turbo style serrated segments give a fast cut Comes with 7/8 inch removable brushing in a diamond shaped arbor For use on electric circular saws and right-angle grinders Dimensions of 4 1/2 inch diameter, .070 inch blade thickness and 7/8 inch arbor