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A2 Tool Steel

Superior Quality, Durability, and Versatility - A2 Tool Steel

A2 Tool Steel: Unleashing the Power of Versatility and Machinability

A2 tool steel, known for its exceptional versatility and performance, is a popular choice in the manufacturing industry. With its unique composition and properties, it offers a winning combination of toughness, wear resistance, and machinability. It is classified as an air-hardening tool steel, which means it attains its hardness through cooling in air rather than using oil or water quenching methods.

A2 Round Bar Applications

The versatility of A2 tool steel makes it suitable for a wide range of applications across various industries. Some key applications of A2 round bars include:

Tool and Die Making

 A2 tool steel is extensively used in tool and die making applications, such as punches, dies, forming tools, and gauges. Its excellent toughness and wear resistance make it an ideal choice for these demanding applications.

Cutting and Forming Tools

They are usuful in the manufacturing of cutting tools, shear blades, thread rolling dies, and other precision tools. Its ability to maintain hardness and dimensional stability even at high temperatures makes it well-suited for these applications.

Automotive Industry

It finds its place in the automotive industry for components like trimming dies, slitters, and forming dies. Its wear resistance and machinability contribute to efficient and reliable manufacturing processes.

Woodworking Industry

These bars are commonly employed in woodworking tools, including plane irons, chisels, and woodworking knives. The steel’s excellent edge retention and ease of sharpening make it a preferred choice among woodworkers.

General Engineering

It is also utilized in various general engineering applications, such as stamping and blanking dies, machine parts, and precision components. Its versatile properties make it a reliable and cost-effective option for these diverse applications.

A2 Steel Bar Machinability

A2 tool steel is renowned for its excellent machinability, making it a preferred material for many machining operations. Its machinability can be attributed to the following factors:

  • Good Cutting Tool Performance: It exhibits good chip control and a low cutting force requirement, allowing for efficient machining operations. It provides excellent surface finish and dimensional accuracy.

  • Easy Heat Treatment: A2 tool steel’s air-hardening characteristics simplify the heat treatment process. It can be easily hardened and tempered to achieve the desired hardness and mechanical properties.

  • Consistent and Predictable Machining Performance: this steel’s homogeneous microstructure and consistent composition contribute to its predictable machining behavior. This enables manufacturers to achieve reliable and repeatable results.

  • Suitable for Various Machining Processes: It can be successfully machined using a variety of techniques, including turning, milling, drilling, grinding, and EDM (Electrical Discharge Machining).

A2 Tool Steel Properties


Yield Strength

Ultimate Tensile Strength 

Bulk Modulus 

Elongation in 

Hardness, Brinell 


0.2% 30,000 psi

75,000 psi

134 GPa

2 40.0


Chemical Properties





















A2 Tool Steel for Sale: Superior Quality, Durability, and Versatility

When it comes to obtaining top-quality A2 tool steel at the best value, look no further than O’Hare Precision Metals. Our extensive selection offers a wide range of options in terms of size, finish, and quantity, ensuring you find the perfect fit for your needs. A2 round bar elevates the quality of steel bars, providing exceptional strength, toughness, and durability while remaining lightweight and easy to handle.

For any inquiries about A2 tool steel stock, our knowledgeable team at O’Hare Precision Metals is here to assist you. We are committed to delivering seamless service, ensuring your questions are answered promptly. Contact us now to learn more about our comprehensive product offerings. Request a quote for A2 round bar stocks today and unlock the potential of this exceptional material.