Starrett 54470 Oil Hardening Tool Steel Flat Stock, AISI O1, 5/8" x 4" x 36"

The Starrett 54470 is a precision-ground flat stock made from AISI O1 oil hardening tool steel, measuring 5/8 inch thick by 4 inches wide by 36 inches long. This high-quality tool steel is ideal for manufacturing custom tooling, dies, punches, gauges, and machine components that require precise dimensions and superior wear resistance.

Key Features:

• AISI O1 oil hardening tool steel for excellent machinability and heat treating characteristics
• Dimensionally stable material suitable for intricate work and thin sections
• Minimal risk of cracking during hardening and tempering processes
• Precision-ground surfaces for consistent thickness and flatness
• Can be hardened to Rockwell C 57-62 for maximum wear resistance
• Ideal for tools requiring sharp cutting edges and dimensional accuracy

O1 tool steel is one of the most popular and versatile tool steels available, offering an excellent balance of toughness, wear resistance, and ease of heat treatment. This flat stock is ready to machine and can be heat treated to achieve the hardness required for your specific application.