Final Sale 3/16″ X 2 1/2″ X 18″ Starrett Oversize Precision Ground Flat Stock AISI O-1 Oil Hardened Steel 56964

3/16″ X 2 1/2″ X 18″ Starrett Oversize Precision Ground Flat Stock | AISI O-1 Oil Hardened Steel | 56964 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.

Oil hardened AISI O-1 tool steel for solid edge retention in fixture and gauging tasks

Precision ground surfaces provide consistent height and squareness for jigs, fixtures, and forming blocks

Oversize dimensions reduce edge transitions and improve stability during long-workpiece setups

Large cross section supports accuracy during milling, drilling, and grinding operations

One piece stock eliminates joints, minimizing flex and misalignment during use

Suitable for shaping, drilling, milling, or filing as custom tooling, die work, or prototype fabrication

Store in a dry environment and apply light oil to resist rust between uses

Specifications

Size: 3/16 inch thick x 2 1/2 inch wide x 18 inch long

Material: AISI O-1 oil hardened steel

Finish / Class: Oversize precision ground flat stock

Approximate weight: 2.4 pounds

Dimensions: 3/16 inch thick, 2 1/2 inch wide, 18 inch long

Weight: Approximately 2.4 pounds

Finish: Precision ground flat stock; oversize class

Applications

Machine shops and tool rooms for fixture stock, gauges, and custom tooling

Tool and die, mold making, and precision fabrication environments

Prototype laboratories and DIY workshops for build fixtures and jigs

Educational metalworking labs as base stock for milling and drilling practice