5/16″ X 4″ X 36″ Starrett Precision Ground Flat Stock AISI D-2 Air Hardened Steel 69306 Top Pick

5/16″ X 4″ X 36″ Starrett Precision Ground Flat Stock | AISI D-2 Air Hardened Steel | 69306 is Starrett precision ground flat stock, supplied ground flat, square and parallel in aisi d-2 air hardened steel so it goes straight into layout, fixturing and machining work without further surfacing.

Precision ground flat stock delivers flatness and squareness essential for die components and gauge references

High wear resistance from AISI D-2 tool steel supports repeated stamping, forming, and cutting operations

Air-hardened composition minimizes distortion during finishing and reduces post-machining heat treatment needs

Machinable stock for custom tooling projects, including milling, drilling, and profile shaping

Specifications

Dimensions: 5/16 inch thick x 4 inch wide x 36 inch long

Material: AISI D-2 air-hardened steel

Processing: Precision ground

Stock type: Precision ground flat stock

Finish: Ground surfaces prepared for subsequent machining

Form: Rectangular flat stock with uniform cross-section

Applications

Tooling and die making: punch and die blanks, form tools

Stamping and cutting: shear blades, blanking stock

Manufacturing and metalworking shops: fixture and gauge stock, custom blades

Industrial equipment refurbishment: stock for resizing and reshaping existing tooling