1. different size 2. various alloy steel 3 normalizing, annealing or Q&T 4. fast delivery and good service in the process 1)Material:Carbon Steel, Alloy Steel, Stainless Steel and so on.2)Standard:GB, JIS, AISI, SAE, ASTM/ASME, EN, DIN.3)OEM and Customized service offered4)Surface treatment facilities:shot-blast cleaning room.5)Process:Forging/Casting – Normalizing & Tempering – Proof Machining- ...