Tuck point diamond saw blade for growing or grinding marble and granite. diameter 105mm -- 180mm. Outer Diamer Hole Diameter Thickness Inches Metric(mm) Inches Metric(mm) 4" 105 0.9"/0.8" 22.23/20 6.35/9.35 4.5" 115 0.9"/0.6" 22.23/15.88 6.35/9.35 5" 125 0.9"/0.6" 22.23/15.88 6.35/9.35 6" 150 0.9"/0.6" 22.23/15.88 6.35/9.35 7" 180 0.9"/0.6" 22.23/15.88 6.35/9.35 ??other specification and sizes are availble upon request