1/4″ X 3″ X 18″ Starrett Oversize Precision Ground Flat Stock AISI A-2 Air Hardened Steel 57174 Premium

1/4″ X 3″ X 18″ Starrett Oversize Precision Ground Flat Stock | AISI A-2 Air Hardened Steel | 57174 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.

Precision ground flat surfaces for accurate fixturing and squaring

Oversize format provides extra machining tolerance for milling and grinding setups

Air-hardened AISI A-2 steel offers stable hardness after heat treatment

Rectangular flat stock suitable for custom dies, fixtures, and jig construction

Specifications

Dimensions: 0.25 inch thick x 3 inch wide x 18 inch long

Material: AISI A-2 air-hardened steel

Form: Oversize precision ground flat stock

Finish: Precision ground with flat, true surfaces

Form factor: Rectangular flat stock; oversize dimension

Applications

Tooling and die making

Machining, fixture and jig fabrication

CNC setups requiring precise reference stock

Prototyping fixtures and build-to-print reference material