3/64″ X 2 1/2″ X 18″ Starrett Precision Ground Flat Stock AISI O-1 Oil Hardened Steel 53949 Direct From Factory

3/64″ X 2 1/2″ X 18″ Starrett Precision Ground Flat Stock | AISI O-1 Oil Hardened Steel | 53949 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.

Precision ground flat surfaces provide a true, stable base for machining setups and fixture construction.

AISI O-1 oil hardened steel offers predictable hardness and machinability, suitable for mold, die, and toolmaking applications.

Thin cross-section (3/64 inch) paired with a wide 2 1/2 inch width supports lightweight shims, spacers, and alignment tasks.

Single-piece construction ensures consistent dimensions along the entire 18 inch length for repeatable setups.

Ready for milling, drilling, grinding, and shaping operations without additional processing.

Specifications

Material: AISI O-1 oil hardened steel

Finish: Precision ground flat stock

Thickness: 3/64 inch

Width: 2 1/2 inch

Length: 18 inch

Dimensions: 3/64 inch thick × 2 1/2 inch wide × 18 inch long

Applications

Toolmaking and fixture construction

Machining and millwork setups

Prototype development and custom jigs

Educational metalworking applications and workshop use