5/64″ X 3/4″ X 18″ Starrett Precision Ground Flat Stock AISI O-1 Oil Hardened Steel 53970 Best Choice

5/64″ X 3/4″ X 18″ Starrett Precision Ground Flat Stock | AISI O-1 Oil Hardened Steel | 53970 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.

Single piece flat stock minimizes joint flex and improves straightness during machining

Oil hardened AISI O-1 steel balances hardness with machinability for tooling and fabrication

Precision ground surfaces provide flat faces and consistent cross-section along the stock

Suitable for tool making, fixture construction, and custom fabrication requiring a reliable reference surface

Specifications

Size: Thickness 5/64 inch; Width 3/4 inch; Length 18 inch

Material: AISI O-1 Oil Hardened Steel

Form: Precision ground flat stock; single piece

Form factor: Rectangular bar stock

Ends: Square

Surface: Ground on both faces for flatness and accuracy

Applications

Machining shops for fixtures, jigs, and custom tooling

Tool and die making for forming and finishing components

Prototyping and metalworking projects requiring a stable, precise flat stock

DIY workshops for projects needing a reliable flat reference surface