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Ready To Ship 48x60x6 Granite Surface Plate, A Grade, 2 Ledges Set [oagB8G5A]

$172.99 $553.99 -69%

Superior Precision Granite Surface PlateIntroducing the 48x60x6 Granite Surface Plate, an A Grade precision tool designed for the most demanding applications. Crafted from high-quality black granite, this surface plate offers superior strength, densi

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Superior Precision Granite Surface Plate

Introducing the 48x60x6 Granite Surface Plate, an A Grade precision tool designed for the most demanding applications. Crafted from high-quality black granite, this surface plate offers superior strength, density, and stability compared to lighter colored granite. Its exceptional properties ensure accuracy and durability, making it an ideal choice for various industries including aerospace, automotive, and manufacturing.

Comprehensive Specifications and Quality Assurance

This precision granite surface plate meets or exceeds the stringent tolerances specified by Federal Specification GGG-P-463c. It comes with a Calibration Certificate, guaranteeing overall surface flatness and repeat gage measurements. The certificate is traceable to N.I.S.T. or equivalent national or international organizations, ensuring compliance with ANSI/NCSL Z540-1 and ISO 10012. Our ISO 9001 certified quality system ensures the highest standards of manufacturing and service. Long-form certification is available for added peace of mind.

Key Features and Benefits

This surface plate is not just about precision; it is also designed for practicality. Made of black granite, it is stronger and denser than light-colored granite, providing increased stability and reduced thickness for enhanced accuracy. The following specifications highlight its exceptional performance:

  • Size: 48" x 60" x 6", offering ample workspace for a variety of applications.
  • Grade: A Grade, with 2 ledges for added functionality and convenience.
  • Accuracy: Overall accuracy of +/- .0003", ensuring precise measurements every time.
  • Repeat Measurement: +/- .000040", providing consistent and reliable results.
With its superior quality, precise measurements, and practical design, the 48x60x6 Granite Surface Plate is an essential tool for any professional seeking excellence in their work.

What Our Customers Say

January 11, 2026

Absolutely no complaints!

I'm happy with my great, great, great, great, great product.

- Caswallon I..

January 11, 2026

Absolutely no complaints!

A product that consistently performs so very, so well.

- Leigh U..

January 11, 2026

Absolutely no complaints!

A great item that does its job so very, so very well.

- Afallach S..

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