Today, measures created for stitching are manufactured from covering material, that doesn't tear or stretch as simply. It designed for trade or construction typically use a stiff, curved aluminous ribbon that may stay stiff and straight once extended, however retracts into a coil for convenient storage. This kind of tools can have a floating tang on the top to assist activity. The tang can float a distance capable its thickness, to supply each in and out measurements that are correct.