The DEWALT Torpedo Level has an extruded aluminIum body with rare earth magnets and a V-Groove base for use on metal and rounded surfaces. Its solid block vials provide durability and accuracy to 0.5mm/m. Virtually unbreakable, the vials are factory set and require no further adjustment. The centre vial is magnified for readability. Fitted with shockproof end caps, manufactured from an ABS plastic core with over-molded TPR rubber to provide best shock resistance.