"This continuous wet/dry blade from QEP makes quick cuts in ceramics, porcelain and marble tiles. Blade Thickness in. 1/16, Arbor Size in. 5/8, Blade Diameter in. 4, Wet/Dry Use Wet/dry, Blades Included qty. 1, Blade Type Continuous. Cuts ceramics, porcelain and marble 7mm rim height 060' wide 5/8' arbor with knock-out ring to create 7/8mm arbor"