A groover is used to leave a permanent indentation, or groove, across the surface of a concrete slab to help control future cracking._x000d_ _x000d_ 6-inch x 2-3/4-inch With 1/2-inch Depth Concrete Groover _x000d_ Steel Blade, Steel Mounting & A Mortised Wood Handle _x000d_ Front & Back Edges Slightly Curved For A Clean Cut _x000d_ Used To Cut A Joint In Concrete Before It Sets As Joints Help To Control Cracking _x000d_ .
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