16.25x0.75x19 in. Shelf Kit for 18x21 in. Vanity Cabinet in Light Wood Grain Plumbing 3 stain and bacteria resistant surface 309558677 stain and bacteria resistant surface for a cleaner bathroom 800 SPM with variable speed that can be controlled by dial or trigger EASY BLADE CHANGE: Blade change lever on front cover allows easy blade change without touching hot blade clamp ORBITAL ACTION: Orbital function switch for faster cutting through wood or other applications LED: Effectively illuminates dark work spaces SPEED CONTROL: Variable speed control dial adjusts speed to of your saw to match the material being cut LIGHTWEIGHT: Only 7 This full depth adjustable shelf kit includes a 3 4 in The shelf is sized to fit a 18 in