Top Pick 1/4″ X 2″ X 18″ Starrett Oversize Precision Ground Flat Stock AISI O-1 Oil Hardened Steel 56978

1/4″ X 2″ X 18″ Starrett Oversize Precision Ground Flat Stock | AISI O-1 Oil Hardened Steel | 56978 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.

Oversize precision ground flat stock provides consistent thickness and flatness across the full length for reliable machining setups

AISI O-1 oil hardened tool steel balances hardness, wear resistance, and machinability with straightforward heat treatment

Flat stock form is ideal for creating custom fixtures, jigs, and blanks that require accurate base material

Precision ground surface reduces setup time and improves finish on machined parts

Specifications

Dimensions: one quarter inch thick x two inches wide x eighteen inches long

Material: AISI O-1 oil hardened steel

Form: Oversize precision ground flat stock

Surface treatment: Precision ground finish

Treated state: Oil hardened tool steel grade

Applications

Machining shops and job shops for fixturing, gauge blocks, and custom tooling

Toolmaking and die/mold fabrication where flat stock is reshaped into punches, dies, or blades

Fabrication and prototyping environments for quick-turn blanks and test coupons

Educational labs and metalworking classrooms for project starter stock