Stainless steel straight ruler thickened 15cm 50cm 1m 1.5m drawing steel metal stainless steel triangle ruler ruler straight ruler straight ruler
30cm straight board ruler width 26 thickness about 0.9 (600 pcs / piece)
50cm straight board ruler width 28 thickness about 0.9 (300 pcs / piece)
1M straight ruler width 38 thickness about 1.25 (100 pcs / piece)
1.5M straight board ruler width 38 thick
