MK Diamond 159463 MK-299DT Standard 4-1/2-Inch Dry Cutting Tuck Point Blade 4-1/2 by .250 by 7/8 inch-5/8 inch Tuck point blade Standard grade tuck point blade Tuck point blades are used with angle grinders, circular saws and tuck pointers For fast mortar removal, grout repair and cleaning of concrete applications Designed for maximum removal of mortar from masonry joints Dry cutting tuck point blade High performance at economy price 10 millimeter segment height for long blade life