tool steel flat bar Thickness:10-90, 8-90, 6-13 ... Length:4-6m Origin: China Our tool steel flat bar covers all size ranges of tool steel flat bar.We are excellent ... in technology and workmanship.tool steel flat barThickness:10-90, 8-90, 6-13Width: 60- ... of cold-worked die, plastic die, non-magnetic die steel tool steel flat bar