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Granite Surface Plates

k彩平台登陆Granite Surface Plates

Granite Surface Plates are used to support many different types of test pieces and have the dual purpose of also providing an excellent datum from which to begin a series of measurements with an instrument like a height gage.

A used or import surface plate can compromise the accuracy of your part measurements. Choose a Precision Granite USA Surface Plate and you will NOT be disappointed.

Our Surface Plates are the highest quality and come certified to NIST and Federal Specications! We will give you an excellent price and unbeatable service on any surface place you purchase from .

Surface Plate Configurations Examples (0-Ledge is Standard)

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0-LEDGE 2-LEDGE 4-LEDGE

Custom sizes can be made.  Let us know if you have any special requests! 

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Choose your Grade of Surface Plate!

Click the Tables Below to Expand the Contents

 
 

AA GRADE (LABORATORY) BEST
Starts at +/- .000025" overall accuracy

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A GRADE (INSPECTION) BETTER
Starts at +/- .000050" overall accuracy

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B GRADE (TOOLROOM) GOOD
Starts at +/- .0001 overall accuracy

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To support your surface plate in compliance with federal specification GGG-P-463C see our selection of:

Stationary Stands  Castered Stands (on wheels)  
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Surface Plate Calibration Systems