Shop Now 3/8″ X 1/2″ X 18″ Starrett Precision Ground Flat Stock AISI O-1 Oil Hardened Steel 54117

3/8″ X 1/2″ X 18″ Starrett Precision Ground Flat Stock | AISI O-1 Oil Hardened Steel | 54117 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 steel offers improved wear resistance and stable dimensions under fixture and machining use

Precision ground flat stock provides consistent thickness and flatness for accurate squaring, milling, and drilling

Suitable as a blank for jigs, fixtures, and custom tooling components

Single-piece stock eliminates joints, improving rigidity in setups

Machinability balance supports serial operations such as cutting, drilling, and shaping

Specifications

Material: AISI O-1 oil hardened tool steel

Dimensions: 3/8 inch by 1/2 inch by 18 inch

Finish: Precision ground flat stock

Flat stock geometry designed for reliable clamping and squaring in vises and fixtures

Ground finish minimizes initial work for final dimensioning and surface finishing

One piece construction as supplied

Applications

Tooling shops and metal fabrication facilities for fixture blanks and custom components

Prototype and R and D labs performing custom blanks, squaring blocks, and alignment aids

Machining centers and bench work where precise flat stock is required for setup blocks and reference surfaces