This 150W 1/3 Sheet Orbital Sander from Silverline is ideal for preparing doors and windows for painting, or for fine sanding of walls and other flat surfaces. It features ergonomically designed contoured main handle with a large trigger switch for smooth operation, a lock-on button, and a front handle making the tool easy to operate from any angle. The sander has a solid 90 x 187mm quick change hook and loop aluminium base with a lever attachment for conventional sanding sheets. Sheet size is 90 x 190mm (hook and loop), 93 x 230mm (clamped). It also includes a vacuum dust extraction port.