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Black Friday Doorbuster 18x18x3 Granite Surface Plate, B Grade, 0 Ledges Up To 45% Off [H9MF6jp0]

$50.99 $163.99 -69%

Top-Quality Granite Surface Plate Experience unparalleled precision and durability with our 18x18x3 Granite Surface Plate, a B Grade, 0-Ledge marvel. Crafted to meet and exceed Federal Specification GGG-P-463c standards, this surface plate guarantees

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Top-Quality Granite Surface Plate

Experience unparalleled precision and durability with our 18x18x3 Granite Surface Plate, a B Grade, 0-Ledge marvel. Crafted to meet and exceed Federal Specification GGG-P-463c standards, this surface plate guarantees top-notch performance and reliability. Each plate comes with a Calibration Certificate, ensuring overall surface flatness and repeat gage measurements, and is traceable to N.I.S.T. or equivalent national or international organizations. Our commitment to quality is further solidified by our ISO 9001 certified quality system and our status as an accredited provider of 17025 Calibration Services.

Superior Material and Design

Made from premium black granite, this surface plate is not only stronger and denser than light-colored granite but also more stable. The unique granite properties allow for greater stiffness, ensuring accuracies with less thickness than other types of granite. This innovative design translates to reduced freight and handling costs, making it an economical choice for any application. The black granite also provides a more consistent and reliable surface for accurate measurements.

Key Specifications and Benefits

Key specifications include:
  • 18" x 18" x 3" dimensions for versatility and ease of use
  • B Grade accuracy of +/- .0001" for precise measurements
  • Repeat measurement accuracy of +/- .000055" for consistent results
Our surface plate is ideal for a wide range of applications, including engineering, manufacturing, and quality control. With its exceptional quality and reliability, this surface plate is a must-have for professionals who demand the best in precision measurement tools.

What Our Customers Say

January 5, 2026

Absolutely no complaints!

It's a high-quality, exceptionally well-made item.

- Lucia X..

January 5, 2026

Absolutely no complaints!

This product delivers consistent results.

- Kamila U..

January 5, 2026

Absolutely no complaints!

An excellent item. It feels exceptionally good.

- Blair P..

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