Top Pick 3/4″ X 3/4″ X 18″ Starrett Oversize Precision Ground Flat Stock AISI A-2 Air Hardened Steel 57213

3/4″ X 3/4″ X 18″ Starrett Oversize Precision Ground Flat Stock | AISI A-2 Air Hardened Steel | 57213 is Starrett precision ground flat stock, supplied ground flat, square and parallel in aisi a-2 air hardened steel so it goes straight into layout, fixturing and machining work without further surfacing.

Precision ground flat surface suitable for fixture work, jigs, and reference surfaces

AISI A-2 air hardened steel provides wear resistance and stable dimensional integrity under machining loads

Single piece stock eliminates joints for consistent preparation and squaring operations

Oversize format supports aggressive material removal and heavy setup requirements

Square cross-section simplifies alignment and measurement tasks during setup

Specifications

Thickness: 3/4 inch

Width: 3/4 inch

Length: 18 inch

Material: AISI A-2 air hardened steel

Finish: Precision ground flat stock

Count: 1 piece

Oversize: Yes

Cross-section: square, 3/4 inch by 3/4 inch

Weight: approximately 2.9 pounds

Hardening: air hardened steel

Surface: precision ground

Applications

Machine shops and metalworking shops for fixture stock, gauging, and reference surfaces

Tool and die shops requiring reliable flat stock for fixture building and alignment blocks

Automotive fabrication and general manufacturing environments needing precise raw material for machining projects

Educational labs and hobbyist machining projects that require sturdy AISI A-2 flat stock

Prototype and small-batch manufacturing where predictable stock geometry improves setup speed