Multiscribe RWS180, Here is a useful and handy piece of kit that all floor layers should have. This MultiScribe can follow parallel lines, convex shapes, profile piping on walls, mark out 45 degress. This has got to be a must have tool for all vinyl tile and flooring specalist. Perfect for lamante flooring, MFlor, Amtico. The multiscribe is such a professional tool! It has a built in pencil shapener and sprit level.