A versatile measuring instrument with matt black die-cast stock, brass locking screw and polished steel blade with markings clearly etched on both sides, fitted with a separate scriber. This tool can be used as a try and mitre square, depth gauge, steel rule and straight edge.Spirit level gives horizontal plumb on 45° readings. Centre head enables the centre of circular objects to be located.Blade length 12in (300mm) graduated in 32nds, 16ths, and mm. Size. 12in/300mmAdditional Information:Size (mm): 300Blade Material: Steel