Mitutoyo Rectangular Steel Metric Gage Long Block Set, 125-500mm

Gage blocks are primary standards critical to quality control in the manufacture of parts. These Mitutoyo gage blocks are made of steel and have high accuracy. All gage blocks are furnished with certificates of inspection. The provided case has a unique serial number, and each block has a certification number. Choose the desired grade of block when ordering. The recommended grade for various applications is described below:

• Grade K: These gage blocks are of the highest accuracy and are intended for use within a temperature-controlled inspection room or calibration laboratory. They are designed to be used as masters and are manufactured by absolute measurement using an interferometer.
• Grade 00: These higher accuracy gage blocks are designed to be used in a controlled environment and are mainly used as reference standards for setting high-precision measuring equipment and for calibrating lower grade gage blocks.
• Grade 0: This grade of gage blocks is designed to be used within an inspection area to verify the accuracy of plug and snap gages and for setting electronic measuring devices.
• Grade AS-1: Gage blocks of this grade are designed to be used on the shop floor to set and calibrate fixtures and precision instruments.
  

A total of 8 blocks are included in this set with the following sizes:

Blocks Included in Set
Size (mm)	Step (mm)	Quantity
125-175	25	3
200-250	50	2
300-500	100	3

NOTE: This item is not returnable.

Mitutoyo Part #s 516-540-56, 516-701-26, 516-702-26, 516-703-26