CNC machining in Tool steel
CNC machining in tool steel is a process that uses computer numerically controlled (CNC) machine tools to remove material from a workpiece and create a desired shape or geometry. Tool steel is a type of carbon steel that is well-suited for making tools because it is hard, wear-resistant, and tough.
CNC Machining Tool Steel Materials

Tool steel is a type of steel that is specifically designed for use in tools and machinery. It is made with a higher carbon content than other types of steel, which gives it superior hardness and strength. tool steel is also highly resistant to wear and tear, making it an ideal material for cutting and grinding tools.
CNC machining is a machining process that uses computer numeric control (CNC) to control the movement of machine tools. This allows for very precise cuts and drilling, which are essential for creating high-quality tools. CNC machining is often used to create prototypes or small batches of parts before they are mass-produced.
Available Materials
Tool steel D2 | 1.2379
The main advantage of Tool steel D2 is its excellent wear resistance and hardenability, and also provides good wear resistance, making it an excellent choice for wear-prone cutting tools.
- Yield Strength : 239000 psi
- Elongation at Break : 16 %
- Hardness : Brinell 210
- Density : 0.278 lb/in3
- Maximum Temp : 350°F
Tool steel A2 | 1.2363
Tool steel A2 | 1.2363 has high hardness and wear resistance, as well as good toughness and ductility. A2 tool steel also has good corrosion resistance.
- Yield Strength : 269,500 PSI
- Elongation at Break : 21%
- Hardness : Brinell 99
- Density : 0.284 lb/in3
- Maximum Temp : 1780°F
Tool steel O1
Tool steel O1 is a high-carbon, high-chromium steel that has excellent hardenability and wear resistance. It is often used for making cutting tools, as it can be heat treated to a very high hardness.
- Yield Strength : 70 to 180 MPa
- Elongation at Break : 11 %
- Hardness : Brinell B34 | 70
- Density : 2.710 g/cm3, or 169 lb/ft3.
- Maximum Temp : 1130 °F
Tool steel A3
Tool steel A3 is a high carbon chromium steel with excellent hardenability and wear resistance. It is commonly used in cutting tools as well as dies and punches.
- Yield Strength : 258000 psi
- Elongation at Break : 5.0 %
- Hardness : Brinell 250 HB
- Density : 0.284 lb/in³
- Maximum Temp : 752°F
Tool steel S7
S7 tool steel is an impact resistant air hardening steel. It is commonly used in power tools such as hammers and chisels, and machinery that is subject to high stress.
- Yield Strength : 220000 psi
- Elongation at Break : 10 %
- Hardness : Brinell 48 – 58 HRC
- Density : 0.283 lb/in3
- Maximum Temp : 1000°F
Tool steel H13 | 1.2344
Tool steel H13, or 1.2344, is a high-carbon chromium alloy that delivers an excellent balance of hardness, toughness, and red hardness.
- Yield Strength : 239000 psi
- Elongation at Break : 9.0 %
- Hardness : Brinell 250 HB
- Density : 0.282 lb/in3
- Maximum Temp : 1500°F
Gallery of Tool steel Metal Parts






