Metric Ruler 603232cm 603535cm 604040cm 604545cm 613232cm PM603535cm, rigid plastic 624848cm 626060cm 626161cm 630155cm & 20'' 634646cm 636060cm 640020cm 6401 6402flexible plastic PM6402acrylic rigid plastic 6403 6404 6405 6406 PM6407acrylic rigid plastic 6408B 646060cm PM6460rigid plastic 650158cm 650576cm 651140cm, flexible plastic PM651140cm, acrylic rigid plastic PM651350cm, acrylic rigid plastic PM655555cm, acrylic rigid plastic PM656060cm, acrylic rigid plastic Imperial Ruler 601212'' 611212'' 621818'' PM650329'', acrylic rigid plastic 622424'' 632424'' 650224'' 650328'' 650430'' 651224''