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Our Product Line

More than a tool—each square is a piece of functional art, engineered for precision and crafted to last

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Engineered Flat. Proven Square.

From raw material to a finished masterpiece, every process is executed with uncompromising precision.


Professional-grade precision, built for every CNC repair technician—reliable, accurate, and affordably made


Handled with care and shipped with precision—ensuring every delivery meets expectations and earns your return.


Precision granite, crafted into metrology-grade standards.


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Our Story

Strategic Craft Granite Works was built on a foundation of hands-on experience in CNC machine tool repair, where precision is not a luxury—it’s a requirement.

Working in the field, we saw firsthand how critical accurate measurement is to machine performance. Calibration, alignment, and geometry all depend on one thing: a reliable reference. Too often, that standard was inconsistent, worn, or simply not good enough for the level of accuracy modern machining demands.

That’s where Strategic Craft Granite Works began.

Our Products

2 face 1.5 x 5 x 36 Master Granite Straight Edge

2 face 1.5 x 5 x 36 Master Granite Straight Edge

2 face 1.5 x 5 x 36 Master Granite Straight Edge

$0.00 USD
Sale price  $0.00 USD Regular price 
2 face 12x18x3 Master Granite Tri Square

2 face 12x18x3 Master Granite Tri Square

2 face 12x18x3 Master Granite Tri Square

$0.00 USD
Sale price  $0.00 USD Regular price 
5 face Granite V-Block Pair 4 X 4 X 4

5 face Granite V-Block Pair 4 X 4 X 4

5 face Granite V-Block Pair 4 X 4 X 4

$0.00 USD
Sale price  $0.00 USD Regular price 
6 face 16 x 16 x3 Master Granite Square (4 holes)

6 face 16 x 16 x3 Master Granite Square (4 holes)

6 face 16 x 16 x3 Master Granite Square (4 holes)

$0.00 USD
Sale price  $0.00 USD Regular price 

Most Popular

Precision Granite Master Square 16 x 16 x 3 in.

Model: GCGW16163

  • Finished Faces: 5-face configuration (1 main face + 4 edges)
    Optional 6-face fully finished available
  • Hole Pattern: 4 precision-machined lifting / handling holes
  • Fine-grain black granite
  • High dimensional stability
  • Non-magnetic and corrosion-resistant
  • Low thermal expansion for consistent accuracy
  • High vibration damping (ideal for machine alignment)

Tech Stuff

  • Accuracy : 0.000050” per 12” (TIR)
  • Density: 2.97 – 3.07 g/cm³ (≈ 185 – 192 lb/ft³)
  • Water Absorption: < 0.13%

Proven performance in

real-world machining environments


Our master granite products are widely trusted and in high demand, serving a broad range of customers—from large manufacturing facilities and small machine shops to CNC repair companies and independent technicians. We look forward to earning your business by providing a precision tool you can rely on for accuracy, consistency, and long-term performance.