3/8″ X 1 1/2″ X 18″ Starrett Oversize Precision Ground Flat Stock AISI O-1 Oil Hardened Steel 57003 Luxury

3/8″ X 1 1/2″ X 18″ Starrett Oversize Precision Ground Flat Stock | AISI O-1 Oil Hardened Steel | 57003 is Starrett precision ground flat stock, supplied ground flat, square and parallel in aisi o-1 oil hardened steel so it goes straight into layout, fixturing and machining work without further surfacing.

Oversize, precision ground flat stock designed for final dimensioning to exact template requirements

Made from AISI O-1 oil hardened steel for stable machining and predictable behavior during subsequent shaping

Flat stock geometry with square faces suitable for fixtures, gauges, tools blanks, and reference surfaces

Geometric accuracy supports consistent squareness and flatness during milling, drilling, or grinding operations

Specifications

Thickness: 0.375 inch

Width: 1 1/2 inch

Length: 18 inch

Material: AISI O-1 oil hardened steel

Finish: Precision ground surface; oversize stock designation

Dimensions: 3/8 inch thick × 1 1/2 inch wide × 18 inch long

Surface: Precision ground; straight edges and uniform cross-section

Stock type: Oversize flat stock intended for final sizing and finishing

Applications

Toolmaking and die shops for tool blanks and forming components

Metal fabrication for fixtures, jigs, and gauge references

Machining shops as a starting blank for custom tools and blades

Educational labs and prototyping environments needing precise flat stock