3/16″ X 3/8″ X 18″ Starrett Precision Ground Flat Stock AISI O-1 Oil Hardened Steel 57231 Special Discount

3/16″ X 3/8″ X 18″ Starrett Precision Ground Flat Stock | AISI O-1 Oil Hardened Steel | 57231 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 surfaces for tight squareness and repeatable fixturing

O-1 oil hardened tool steel provides stable hardness and wear resistance during machining and shaping

Flat stock format suitable for custom tooling, dies, jigs, and prototype components

One piece stock ready for cutting, milling, grinding, or finishing operations

Specifications

Material: AISI O-1 Oil Hardened Steel

Stock Type: Precision Ground Flat Stock

Dimensions: 3/16 inch thickness × 3/8 inch width × 18 inch length

Cross-section: 3/16 inch thick, 3/8 inch wide

Overall length: 18 inches

Surface finish: precision ground; edges are square and true

Applications

Machine shops and metal fabrication facilities for custom tooling and fixture components

Tool and die making environments requiring precise stock material

Prototype development and educational labs focusing on metalworking and machining skills

Knife makers and bladesmiths using stock for hand-ground blades and project components