9/64″ X 1/2″ X 18″ Starrett Precision Ground Flat Stock AISI O-1 Oil Hardened Steel 54020 Buy Direct

9/64″ X 1/2″ X 18″ Starrett Precision Ground Flat Stock | AISI O-1 Oil Hardened Steel | 54020 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.

Solid, single-piece stock designed for machining, grinding, and fixture work

AISI O-1 oil hardened steel provides dependable hardness and edge stability for toolmaking and fabrication

Precision ground surface delivers consistent flatness for reference surfaces and jigs

Ideal for custom tools, shims, supports, and lightweight dies requiring tight dimensional control

Suitable for milling, drilling, and grinding operations with standard tooling

Specifications

Material: AISI O-1 oil hardened steel

Type: Precision ground flat stock

Thickness: 9/64 inch

Width: 1/2 inch

Length: 18 inch

Finish: Precision ground

Form: Solid one-piece flat stock

Dimensional notes: Thickness 9/64 inch; Width 1/2 inch; Length 18 inch

Applications

Precision machining shops and metal fabrication facilities

Tooling and die making, fixture construction, and jig development

Prototype labs and research and development workshops

Educational workshops and advanced metalworking courses