Alta Special Steel is a Leading Manufacturer of Tool Steel, especially for HOT FORGED BARS. We have rich experience in producing & exporting tool steel to many countries of the world. Our main steels including:Hot Work Tool Steel: H11/1.2343, H13/1.2344, 1.2365, 1.2367, 1.2714Cold Work Tool Steel: A2/1.2363, D2/1.2379, O1/1.2510, O2/1.2842, 1.2767, DC53Plastic Mould Steel: 1.2083, 1.2316, 1.2738High Speed Steel: M2Structure Steel: 4140, 4340If you have any inquiry, please kindly sent to Altaspecialsteel (at) gmail (dot) com