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Tool Steel Rectangle Bar O1 Precision Ground

-330 Products

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

O1 Precision Ground Tool Steel Rectangle/Flat Bar is ground to a maximum surface finish of 40 Ra with tolerances of +/- 0.001” on the thickness and +/- 0.005” on 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. and mechanically straightened with a flatness aim of 0.005" per foot.

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5/16" x 2 1/2" Tool Steel Rectangle Bar O1 Precision Ground Part # 12083

5/16" x 2 1/2" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12083
Select a Cut Size
  • 18″ (18 in.) - $115.18 ea.
  • 36″ (3 ft.) - $190.34 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
$115.18 for 1
$115.18 ea.
Expand Details

Dimensions

  • Thickness: 0.3125"
  • Width: 2.5"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
Material Meets These Standard(s): ASTM-A681 , SAE-J-437

Key Features

FREE MTR AVAILABLE
View more product details
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5/16" x 3" Tool Steel Rectangle Bar O1 Precision Ground Part # 12084

5/16" x 3" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12084
Select a Cut Size
  • 18″ (18 in.) - $132.53 ea.
  • 36″ (3 ft.) - $219.22 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
$132.53 for 1
$132.53 ea.
Expand Details

Dimensions

  • Thickness: 0.3125"
  • Width: 3"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
Material Meets These Standard(s): ASTM-A681 , SAE-J-437

Key Features

FREE MTR AVAILABLE
View more product details
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5/16" x 3 1/2" Tool Steel Rectangle Bar O1 Precision Ground Part # 12085

5/16" x 3 1/2" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12085
Select a Cut Size
  • 18″ (18 in.) - $150.05 ea.
  • 36″ (3 ft.) - $248.11 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
$150.05 for 1
$150.05 ea.
Expand Details

Dimensions

  • Thickness: 0.3125"
  • Width: 3.5"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

5/16" x 5" Tool Steel Rectangle Bar O1 Precision Ground Part # 12087

5/16" x 5" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12087
Select a Cut Size
  • 18″ (18 in.) - $202.30 ea.
  • 36″ (3 ft.) - $334.37 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
$202.30 for 1
$202.30 ea.
Expand Details

Dimensions

  • Thickness: 0.3125"
  • Width: 5"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

5/16" x 6" Tool Steel Rectangle Bar O1 Precision Ground Part # 12088

5/16" x 6" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12088
Select a Cut Size
  • 18″ (18 in.) - $246.42 ea.
  • 36″ (3 ft.) - $407.45 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
$246.42 for 1
$246.42 ea.
Expand Details

Dimensions

  • Thickness: 0.3125"
  • Width: 6"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

5/16" x 4" Tool Steel Rectangle Bar O1 Precision Ground Part # 12086

5/16" x 4" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12086
Select a Cut Size
  • 18″ (18 in.) - $167.65 ea.
  • 36″ (3 ft.) - $277.18 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
$167.65 for 1
$167.65 ea.
Expand Details

Dimensions

  • Thickness: 0.3125"
  • Width: 4"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

5/16" x 7" Tool Steel Rectangle Bar O1 Precision Ground Part # 12089

5/16" x 7" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12089
Select a Cut Size
  • 18″ (18 in.) - $311.83 ea.
  • 36″ (3 ft.) - $515.45 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
$311.83 for 1
$311.83 ea.
Expand Details

Dimensions

  • Thickness: 0.3125"
  • Width: 7"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

5/16" x 10" Tool Steel Rectangle Bar O1 Precision Ground Part # 12091

5/16" x 10" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12091
Select a Cut Size
  • 18″ (18 in.) - $432.43 ea.
  • 36″ (3 ft.) - $714.94 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
$432.43 for 1
$432.43 ea.
Expand Details

Dimensions

  • Thickness: 0.3125"
  • Width: 10"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

5/16" x 12" Tool Steel Rectangle Bar O1 Precision Ground Part # 12092

5/16" x 12" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12092
Select a Cut Size
  • 18″ (18 in.) - $513.07 ea.
  • 36″ (3 ft.) - $848.42 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
$513.07 for 1
$513.07 ea.
Expand Details

Dimensions

  • Thickness: 0.3125"
  • Width: 12"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

5/16" x 8" Tool Steel Rectangle Bar O1 Precision Ground Part # 12090

5/16" x 8" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12090
Select a Cut Size
  • 18″ (18 in.) - $352.30 ea.
  • 36″ (3 ft.) - $582.48 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
$352.30 for 1
$352.30 ea.
Expand Details

Dimensions

  • Thickness: 0.3125"
  • Width: 8"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 1/2" Tool Steel Rectangle Bar O1 Precision Ground Part # 12136

3/8" x 1/2" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12136
Select a Cut Size
  • 18″ (18 in.) - $55.68 ea.
  • 36″ (3 ft.) - $91.99 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
$55.68 for 1
$55.68 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 0.5"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 3/4" Tool Steel Rectangle Bar O1 Precision Ground Part # 12138

3/8" x 3/4" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12138
Select a Cut Size
  • 18″ (18 in.) - $66.43 ea.
  • 36″ (3 ft.) - $109.73 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
$66.43 for 1
$66.43 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 0.75"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 1" Tool Steel Rectangle Bar O1 Precision Ground Part # 12139

3/8" x 1" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12139
Select a Cut Size
  • 18″ (18 in.) - $76.90 ea.
  • 36″ (3 ft.) - $127.10 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
$76.90 for 1
$76.90 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 1"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 5/8" Tool Steel Rectangle Bar O1 Precision Ground Part # 12137

3/8" x 5/8" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12137
Select a Cut Size
  • 18″ (18 in.) - $61.05 ea.
  • 36″ (3 ft.) - $100.87 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
$61.05 for 1
$61.05 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 0.625"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 1 1/4" Tool Steel Rectangle Bar O1 Precision Ground Part # 12140

3/8" x 1 1/4" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12140
Select a Cut Size
  • 18″ (18 in.) - $86.58 ea.
  • 36″ (3 ft.) - $143.14 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
$86.58 for 1
$86.58 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 1.25"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 1 3/4" Tool Steel Rectangle Bar O1 Precision Ground Part # 12142

3/8" x 1 3/4" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12142
Select a Cut Size
  • 18″ (18 in.) - $110.90 ea.
  • 36″ (3 ft.) - $183.36 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
$110.90 for 1
$110.90 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 1.75"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 2" Tool Steel Rectangle Bar O1 Precision Ground Part # 12143

3/8" x 2" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12143
Select a Cut Size
  • 18″ (18 in.) - $118.32 ea.
  • 36″ (3 ft.) - $195.79 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
$118.32 for 1
$118.32 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 2"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 2 1/2" Tool Steel Rectangle Bar O1 Precision Ground Part # 12144

3/8" x 2 1/2" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12144
Select a Cut Size
  • 18″ (18 in.) - $139.38 ea.
  • 36″ (3 ft.) - $230.52 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
$139.38 for 1
$139.38 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 2.5"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 1 1/2" Tool Steel Rectangle Bar O1 Precision Ground Part # 12141

3/8" x 1 1/2" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12141
Select a Cut Size
  • 18″ (18 in.) - $97.18 ea.
  • 36″ (3 ft.) - $160.66 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
$97.18 for 1
$97.18 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 1.5"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 3" Tool Steel Rectangle Bar O1 Precision Ground Part # 12145

3/8" x 3" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12145
Select a Cut Size
  • 18″ (18 in.) - $160.63 ea.
  • 36″ (3 ft.) - $265.56 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
$160.63 for 1
$160.63 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 3"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 3 1/2" Tool Steel Rectangle Bar O1 Precision Ground Part # 12146

3/8" x 3 1/2" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12146
Select a Cut Size
  • 18″ (18 in.) - $181.77 ea.
  • 36″ (3 ft.) - $300.65 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
$181.77 for 1
$181.77 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 3.5"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 4" Tool Steel Rectangle Bar O1 Precision Ground Part # 12147

3/8" x 4" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12147
Select a Cut Size
  • 18″ (18 in.) - $202.98 ea.
  • 36″ (3 ft.) - $335.47 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
$202.98 for 1
$202.98 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 4"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 4 1/2" Tool Steel Rectangle Bar O1 Precision Ground Part # 12148

3/8" x 4 1/2" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12148
Select a Cut Size
  • 18″ (18 in.) - $224.00 ea.
  • 36″ (3 ft.) - $370.37 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
$224.00 for 1
$224.00 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 4.5"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 5" Tool Steel Rectangle Bar O1 Precision Ground Part # 12149

3/8" x 5" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12149
Select a Cut Size
  • 18″ (18 in.) - $245.13 ea.
  • 36″ (3 ft.) - $405.24 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
$245.13 for 1
$245.13 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 5"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

3/8" x 5 1/2" Tool Steel Rectangle Bar O1 Precision Ground Part # 12150

3/8" x 5 1/2" Tool Steel Rectangle Bar O1 Precision Ground -
Part #: 12150
Select a Cut Size
  • 18″ (18 in.) - $266.33 ea.
  • 36″ (3 ft.) - $440.40 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
$266.33 for 1
$266.33 ea.
Expand Details

Dimensions

  • Thickness: 0.375"
  • Width: 5.5"
Click for more details tool-steel-rectangle-bar-o1-1superZoom
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-rectangle-bar-o1-1superZoom

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