CPM 20CV tool steel rectangle bar delivers exceptional wear resistance, outstanding corrosion resistance, and reliable high hardness, making it a premier choice for demanding cutting tools, blades, and precision components. Engineered using Crucible Particle Metallurgy, this martensitic stainless steel offers a fine, consistent microstructure that enhances toughness, edge retention, and long-term durability in harsh environments. With an aim hardness of 58–59 Rc and strong performance across industrial, knife-making, and specialty manufacturing applications, CPM 20CV provides a powerful combination of stability and strength. Custom-cut options and multiple bar sizes ensure you get the exact stock needed for your next high-performance project—order today.