5/16″ X 6″ X 18″ Starrett Oversize Precision Ground Flat Stock AISI A-2 Air Hardened Steel 57595 Hot Picks

5/16″ X 6″ X 18″ Starrett Oversize Precision Ground Flat Stock | AISI A-2 Air Hardened Steel | 57595 is Starrett precision ground flat stock, supplied ground flat, square and parallel in aisi a-2 air hardened steel so it goes straight into layout, fixturing and machining work without further surfacing.

One-piece solid block with true flat machined faces for reliable reference and fixturing

Air hardened AISI A-2 steel provides wear resistance and dimensional stability during machining

Oversize dimensions supply extra material for final squaring, facing, or custom milling

Precision ground surfaces minimize setup time and improve seating in fixtures

Suitable as a base plate, reference block, or die backing in metalworking operations

Specifications

Material: AISI A-2 tool steel, air hardened

Form: Oversize precision ground flat stock

Dimensions: 5/16 inch thick, 6 inches wide, 18 inches long

Finish: Precision ground surfaces

Surface treatment: Precision ground on multiple faces

Core material: AISI A-2 steel with air hardening

Dimensions reiterated: 5/16 inch thick × 6 inches wide × 18 inches long

Applications

Tooling and die making for punches, dies, and fixtures

Machining and fixture construction, including jig bases and support blocks

Surface finishing setups, calibration blocks, and alignment references

Prototyping and custom metalworking projects that require extra material for precise final shaping