Shop all Products
Explore OLM Rewards

Open for Orders 24/7!

Deals
Get a Quick Quote!
square-bar-large-new-min-4superZoom

Tool Steel Square Bar O1 Oversize

-8 Products

Tool Steel O1 Product Guide Product   | Tool Steel O1 Square Bar Tolerances product

Ground Oversize Tool Steel Square Bar is ground to a maximum surface finish of 40 Ra with tolerances of + 0.010" to + 0.015" on the height and the width. This material is produced from cross-rolled sheet or plate which produces a finer grain size and enhances the toughness of the material. Lastly, tool steel rectangle bar is 100% free of decarburization is completely spheroidized throughout.Tool Steel Square Bar Oversize O1 is an oil-hardening, general purpose tool steel that holds its size and shape with excellent accuracy when being heat treated. While not as strong or wear resistant as A-2 or D-2, it experiences significantly less distortion during the heat-treating process.

Sort by

Size
  • Size
  • Price:Low to High
  • Product Name: A to Z
  • Product Name: Z to A
  • Relevance
  • Price:High to Low

Close

Filters

Material

Production Method

seller

Shape

Can't find what you need?

Contact our experienced US-based customer service team for hard-to-source materials.


3/16" Tool Steel Square Bar O1 Ground Oversize Part # 12429

3/16" Tool Steel Square Bar O1 Ground Oversize -
Part #: 12429
Select a Cut Size
  • 36″ (3 ft.) - $83.01 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$83.01 for 1
$83.01 ea.
Expand Details

Dimensions

  • Height: 0.1875"
Click for more details tool-steel-square-bar-o1-oversize-1superZoom
Material Meets These Standard(s): ASTM-A681 , SAE-J-437

Key Features

FREE MTR AVAILABLE
View more product details
Click for more details tool-steel-square-bar-o1-oversize-1superZoom

1/4" Tool Steel Square Bar O1 Ground Oversize Part # 12431

1/4" Tool Steel Square Bar O1 Ground Oversize -
Part #: 12431
Select a Cut Size
  • 18″ (18 in.) - $48.27 ea.
  • 36″ (3 ft.) - $79.77 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$48.27 for 1
$48.27 ea.
Expand Details

Dimensions

  • Height: 0.25"
Click for more details tool-steel-square-bar-o1-oversize-1superZoom
Material Meets These Standard(s): ASTM-A681 , SAE-J-437

Key Features

FREE MTR AVAILABLE
View more product details
Click for more details tool-steel-square-bar-o1-oversize-1superZoom

5/16" Tool Steel Square Bar O1 Ground Oversize Part # 12433

5/16" Tool Steel Square Bar O1 Ground Oversize -
Part #: 12433
Select a Cut Size
  • 18″ (18 in.) - $52.19 ea.
  • 36″ (3 ft.) - $86.29 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$52.19 for 1
$52.19 ea.
Expand Details

Dimensions

  • Height: 0.3125"
Click for more details tool-steel-square-bar-o1-oversize-1superZoom
Material Meets These Standard(s): ASTM-A681 , SAE-J-437

Key Features

FREE MTR AVAILABLE
View more product details
Click for more details tool-steel-square-bar-o1-oversize-1superZoom

3/8" Tool Steel Square Bar O1 Ground Oversize Part # 12435

3/8" Tool Steel Square Bar O1 Ground Oversize -
Part #: 12435
Select a Cut Size
  • 18″ (18 in.) - $65.67 ea.
  • 36″ (3 ft.) - $108.55 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$65.67 for 1
$65.67 ea.
Expand Details

Dimensions

  • Height: 0.375"
Click for more details tool-steel-square-bar-o1-oversize-1superZoom
Material Meets These Standard(s): ASTM-A681 , SAE-J-437

Key Features

FREE MTR AVAILABLE
View more product details
Click for more details tool-steel-square-bar-o1-oversize-1superZoom

1/2" Tool Steel Square Bar O1 Ground Oversize Part # 12437

1/2" Tool Steel Square Bar O1 Ground Oversize -
Part #: 12437
Select a Cut Size
  • 18″ (18 in.) - $74.98 ea.
  • 36″ (3 ft.) - $123.83 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$74.98 for 1
$74.98 ea.
Expand Details

Dimensions

  • Height: 0.5"
Click for more details tool-steel-square-bar-o1-oversize-1superZoom
Material Meets These Standard(s): ASTM-A681 , SAE-J-437

Key Features

FREE MTR AVAILABLE
View more product details
Click for more details tool-steel-square-bar-o1-oversize-1superZoom

5/8" Tool Steel Square Bar O1 Ground Oversize Part # 12440

5/8" Tool Steel Square Bar O1 Ground Oversize -
Part #: 12440
Select a Cut Size
  • 18″ (18 in.) - $98.06 ea.
  • 36″ (3 ft.) - $162.23 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$98.06 for 1
$98.06 ea.
Expand Details

Dimensions

  • Height: 0.625"
Click for more details tool-steel-square-bar-o1-oversize-1superZoom
Material Meets These Standard(s): ASTM-A681 , SAE-J-437

Key Features

FREE MTR AVAILABLE
View more product details
Click for more details tool-steel-square-bar-o1-oversize-1superZoom

3/4" Tool Steel Square Bar O1 Ground Oversize Part # 12443

3/4" Tool Steel Square Bar O1 Ground Oversize -
Part #: 12443
Select a Cut Size
  • 18″ (18 in.) - $126.40 ea.
  • 36″ (3 ft.) - $208.82 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$126.40 for 1
$126.40 ea.
Expand Details

Dimensions

  • Height: 0.75"
Click for more details tool-steel-square-bar-o1-oversize-1superZoom
Material Meets These Standard(s): ASTM-A681 , SAE-J-437

Key Features

FREE MTR AVAILABLE
View more product details
Click for more details tool-steel-square-bar-o1-oversize-1superZoom

1" Tool Steel Square Bar O1 Ground Oversize Part # 12448

1" Tool Steel Square Bar O1 Ground Oversize -
Part #: 12448
Select a Cut Size
  • 18″ (18 in.) - $181.65 ea.
  • 36″ (3 ft.) - $300.27 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

Update
$181.65 for 1
$181.65 ea.
Expand Details

Dimensions

  • Height: 1"
Click for more details tool-steel-square-bar-o1-oversize-1superZoom
Material Meets These Standard(s): ASTM-A681 , SAE-J-437

Key Features

FREE MTR AVAILABLE
View more product details
Click for more details tool-steel-square-bar-o1-oversize-1superZoom

Can't find what you're looking for?

Contact us for a custom quote