1/4″ X 4 1/2″ X 18″ Starrett Precision Ground Flat Stock AISI O-1 Oil Hardened Steel 54081 Discount

1/4″ X 4 1/2″ X 18″ Starrett Precision Ground Flat Stock | AISI O-1 Oil Hardened Steel | 54081 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 stock provides flatness and straight edges suitable for milling, drilling, and jig fabrication

Oil hardened O-1 steel offers stable hardness after heat treatment and good wear resistance

Single piece construction reduces joint flex at fixture interfaces and tool junctions, supporting repeatable tolerances

Consistent thickness and width across the length supports accurate gauging and tool making

Machinable with standard tooling; suitable for grinding, milling, drilling, and shaping operations

Specifications

Material: AISI O-1 oil hardened tool steel

Form: Precision ground flat stock

Thickness: 1/4 inch

Width: 4 1/2 inch

Length: 18 inch

Finish: Precision ground

Dimensions: 1/4 inch thick x 4 1/2 inch wide x 18 inch length

1 piece per package

Applications

Machine shops and tool and die operations for fixtures, jigs, gauges, forming tools, punches, dies, and custom tooling

Knife makers and metalworkers who build blades or specialized cutting tools may use this stock for prototypes or replacement parts

Prototype shops and fabrication facilities needing a stable, flat raw material for early design iterations