The KC Tools 1m x 30mm x 1.2mm Steel Metric Ruler (model M3200) is a precision measuring tool made from steel. It measures one metre in length, with a width of 30 millimetres and a thickness of 1.2 millimetres. This ruler offers accurate metric measurements for a range of applications. Its durable steel construction provides stability and resistance to wear, making it suitable for use in various professional and DIY settings.