Starrett Flat Stock AISI O1 Tool Steel

Starrett Flat Stock in AISI O1 tool steel is a precision-ground flat bar. It is also called oil-hardening flat ground stock or O1 ground flat stock. Toolmakers, machinists, and mold and die shops use it to make tooling, fixtures, and precision components.

Key Features:

• AISI O1 oil-hardening tool steel: A general-purpose tool steel that is easy to machine in the annealed state. It hardens through heat treatment and holds a sharp edge.
• Precision ground surfaces: Ground faces and edges make it easier to hold close tolerances and a consistent finish during fabrication.
• Heat treatable: It can be hardened and tempered to suit the wear resistance and toughness your application needs.
• Versatile stock: Common uses include punches, dies, gauges, cutting tools, jigs, fixtures, shims, and wear parts.

Starrett has made precision tools and measuring equipment for well over a century. This flat stock gives shop professionals and hobbyists a dependable starting material for accurate, repeatable work.