... : L/C,T/T cold work mould steel O1/1.2510 product Specifications:1.2510: Tool Steel, ... 1.2510 / O1 / SKS 3 / 9CrWMn, 1.2842 / O2, D2 ... /1.2379, 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 ( ...