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Futuristic 12-12-3 Granite Master Square Aa-grade, 6-face 2.0 Edition [L9HPo5R8]

$77.99 $249.99 -69%

High-Accuracy Granite Master Squares The Futuristic 12-12-3 Granite Master Square Aa-grade, 6-face 2.0 Edition [L9HPo5R8] is a precision tool designed for ensuring the accuracy of CNC machine tools and coordinate measuring machines. Crafted from black granite, this square boasts supe

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Futuristic 12-12-3 Granite Master Square Aa-grade, 6-face 2.0 Edition [L9HPo5R8]

High-Accuracy Granite Master Squares

The Futuristic 12-12-3 Granite Master Square Aa-grade, 6-face 2.0 Edition [L9HPo5R8] is a precision tool designed for ensuring the accuracy of CNC machine tools and coordinate measuring machines. Crafted from black granite, this square boasts superior strength and density, offering unparalleled stability and reliability for precise measurements. Its six faces provide comprehensive checking capabilities for the X-Y-Z axes, making it an essential tool for any workshop or manufacturing environment.

Robust Features and Specifications

This granite master square is engineered with meticulous attention to detail. It features a large face, four flat, square, and parallel edges, and includes lightening holes for added durability. The number of lightening holes may vary depending on the size of the square. Key features include a granite dimension of 12" long, 12" high, and 3" wide, AA Grade accuracy of .000050", and a Certificate of Calibration traceable to NIST. These specifications ensure that you can trust the reliability and precision of this master square.

Practical Applications and Benefits

The 12-12-3 Granite Master Square is versatile and can be used for a wide range of applications, including checking squareness and parallelism on various workpieces. Its ability to accurately measure the X-Y-Z axes makes it an invaluable tool for ensuring the quality of your products. With its ISO 17025 Accredited Cert available at an extra charge, you can be confident that this master square meets the highest standards of precision and quality. Upgrade your workshop today with this top-of-the-line tool and experience the benefits of superior accuracy and reliability.

What Our Customers Say

January 31, 2026

Absolutely no complaints!

This is a handy and impressive gadget.

- Aloysius Z..

January 31, 2026

Absolutely no complaints!

The performance is smooth and very reliable.

- Petra G..

January 31, 2026

Absolutely no complaints!

A great item that is very useful.

- Bendigeidfran S..

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