cold work mould steel O1/1.2510: Port:ShenZhen MOQ:20T Supply ability:1000 Ton/Tons per ... /T cold work mould steel O1/1.2510 product Specifications:1.2510: Tool Steel, 1.2510 / O1 / SKS 3 / 9CrWMn, 1.2842 / O2 ... .2379, H13/1.2344, A2, O1/1.2510, S7, L61.2510: 1. Tool Steel, 1.2510 / O1 / SKS 3 / 9CrWMn, 1.2842 / ... O2, D2/1.2379, H13/1.2344, A2, O1/1.2510, S7, L6 2. Size : Round bar (dia.50 - 400mm), ...