1″ X 1″ X 36″ Starrett Oversize Precision Ground Flat Stock AISI O-1 Oil Hardened Steel 56889 Certified

1″ X 1″ X 36″ Starrett Oversize Precision Ground Flat Stock | AISI O-1 Oil Hardened Steel | 56889 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 for accurate squareness and repeatable setups.

Oversize length provides extra material for finishing, multiple fixtures, or longer references.

AISI O-1 oil-hardened steel offers good wear resistance and machinability for toolmaking workflows.

One-piece construction minimizes misalignment between blocks and fixtures.

Versatile use in fixture building, jigs, dies, and reference surfaces in metalworking.

Specifications

Dimensions: 36 inches long, cross-section 1 inch by 1 inch.

Material: AISI O-1 oil-hardened tool steel.

Stock type: Oversize precision ground flat stock.

Form: Solid, one-piece rectangular bar.

Finish: Precision-ground surfaces.

Length: 36 inches.

Cross-section: 1 inch by 1 inch.

Applications

Metal fabrication shops for building fixtures, blocks, and reference surfaces.

Tooling and die shops for prototype blocks and fixture bases.

Machine shops performing custom setups, milling, drilling, and alignment work.

Maintenance operations in automotive and aerospace sectors requiring reliable reference stock.