Clearance 1/2″ X 1 1/4″ X 18″ Starrett Precision Ground Flat Stock AISI O-1 Oil Hardened Steel 54151

AISI O-1 oil-hardened tool steel flat stock with precision ground surfaces. This 1/2 inch thick, 1 1/4 inch wide, 18 inches long single piece stock is designed for custom fabrications, blades, and tooling fixtures.

Precision ground flat faces for consistent mating surfaces and improved setup repeatability

Oil-hardened O-1 tool steel balance of hardness, toughness, and machinability

One piece construction eliminates joints, reducing potential weak points in fixtures and dies

Flat stock suitable for custom blades, knives, punches, forming tools, and fixtures

Specifications

Dimensions: 1/2 inch thick × 1 1/4 inch wide × 18 inches long

Material: AISI O-1 oil-hardened tool steel

Finish/Treatment: Precision ground surfaces

Form: Flat stock with rectangular cross-section

Surface: Precision-ground on both faces to minimize machining prep

Dimension consistency: Maintains cross-section along the full 18 inch length

Applications

Tooling, tool and die making, and die forming

Metal fabrication, jig and fixture construction

Blade and knife making, custom tooling, and prototypes

General metalworking shops requiring consistent flat stock for machining setups