... in General purposes, Dry&Wet Cutting High Professional Diamond Saw Blade in Razor Back Style with deep protection segment,especially good ... , 115, 125, 180, 230, 250Segment Height: 8mmQuality Level: Supreme, Premium, Standard for Choice on different price levels.Arbor Hole: 25.4 ... .23 or 20 for your choice. Razor Back Diamond Saw Blade