Included components 2pcs Scale Ruler 30cm. 【Safe Design】Ruler was designed with chamfered edges for your safety. So you don't need to worry about accidental scratches. 【All-in-one Scale】The two scale ruler includes 12 scales: 1:20, 1:25, 1:50, 1:75, 1:100, 1:125 and 1:100, 1:200, 1:250, 1:300, 1:400, 1:500, suitable for common needs.
eBay