Magnetic Screw Work Mat with dry erase surface-Professional Pro Mat CyberDoc LLC The magnetic, dry erase surface with a fine point Expo Low Odor Tip Dry Erase Marker This magnet mat has a rewritable dry erase surface for a more personalized repair 9 x 12 inch work area with industrial fortified strong magnetic element Specialized for small eletronic disassembly rework and teardown, iOS device repair No more fear for droping lost screws