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The Mitutoyo 516 Series Inch Square Gage Block Sets are precision-manufactured square gage blocks designed for accurate length measurement, setup, and calibration applications. Featuring square cross-sections for increased stability and ease of handling, these sets are available in Steel or CERA ceramic and multiple block counts to suit shop-floor inspection, quality control, and metrology lab environments. Exceptional wringability and strict grade tolerances ensure reliable performance and repeatable results.
| Blocks Per Set | SKU Number | Grade | Blocks Included In Set | |||
| Steel | CERA | Size | Step | Quantity | ||
| 81 | 516-401-26 | 516-201-26 | 0 | .1001 - .1009 | 0.0001 | 9 |
| 516-402-26 | 516-202-26 | 0 | .101 - .149 | 0.001 | 49 | |
| 516-403-26 | 516-203-26 | AS-1 | .05 - .95 | 0.05 | 19 | |
| 516-404-26 | 516-204-26 | AS-2 | 1 - 4 | 1 | 4 | |
| 36 | 516-421-26 | 516-221-26 | 00 | .05” | 1 | |
| 516-422-26 | 516-222-26 | 1 | .1001 - .1009 | 0.0001 | 10 | |
| 516-423-26 | 516-223-26 | AS-0 | .101 - .109 | 0.001 | 9 | |
| 516-424-26 | 516-224-26 | AS-1 | .11 - .19 | 0.01 | 9 | |
| .1 - .5 | 0.1 | 5 | ||||
| 1, 2, 4 | 1 | 3 | ||||
| 28 | 516-417-26 | - | 00 | .02005” | 1 | |
| 516-418-26 | - | 0 | .0201 - .0209” | 0.0001 | 9 | |
| 516-419-26 | - | AS-0 | .021 - .029” | 0.001 | 9 | |
| 516-420-26 | - | AS-1 | .021 - .029” | 0.01 | 9 | |
| .10 - .090” | ||||||
| Inch Long Block Set | ||||||
| Blocks Per Set | SKU | Grade | Blocks Included In Set | |||
| Steel | CERA | Size | Step | Quantity | ||
| 8 | 516-762-26 | 0 | 5 - 7 | 1 | 3 | |
| 516-763-26 | AS-1 | 8, 10, 12 | 2 | 3 | ||
| 16, 20 | 4 | 2 | ||||
Shipping is FREE on all orders under 70 pounds shipped to the continental USA.
Freight shipping will be charged on larger, heavier items.
Shipping is FREE on all orders under 70 pounds shipped to the continental USA.
Freight shipping will be charged on larger, heavier items.
Price Match Guarantee.
Best prices online guaranteed.
30 Day Easy Returns.
Se Habla Español - Falamos Português
We will beat ANY price found online! Reach out to us for more information by calling at (617) 398-7852 or emailing us at support@precisionengineeringsupply.com.
Free 30 day returns! We pride ourselves in helping you with your needs Please reach out by calling at (617) 398-7852 or emailing us at support@precisionengineeringsupply.com to start your return.
Enjoy flexible payment options with Affirm. Split your purchase into easy, interest-free installments or choose a financing plan that fits your budget — all available directly at checkout.
The Mitutoyo 516 Series Inch Square Gage Block Sets are precision-manufactured square gage blocks designed for accurate length measurement, setup, and calibration applications. Featuring square cross-sections for increased stability and ease of handling, these sets are available in Steel or CERA ceramic and multiple block counts to suit shop-floor inspection, quality control, and metrology lab environments. Exceptional wringability and strict grade tolerances ensure reliable performance and repeatable results.
| Blocks Per Set | SKU Number | Grade | Blocks Included In Set | |||
| Steel | CERA | Size | Step | Quantity | ||
| 81 | 516-401-26 | 516-201-26 | 0 | .1001 - .1009 | 0.0001 | 9 |
| 516-402-26 | 516-202-26 | 0 | .101 - .149 | 0.001 | 49 | |
| 516-403-26 | 516-203-26 | AS-1 | .05 - .95 | 0.05 | 19 | |
| 516-404-26 | 516-204-26 | AS-2 | 1 - 4 | 1 | 4 | |
| 36 | 516-421-26 | 516-221-26 | 00 | .05” | 1 | |
| 516-422-26 | 516-222-26 | 1 | .1001 - .1009 | 0.0001 | 10 | |
| 516-423-26 | 516-223-26 | AS-0 | .101 - .109 | 0.001 | 9 | |
| 516-424-26 | 516-224-26 | AS-1 | .11 - .19 | 0.01 | 9 | |
| .1 - .5 | 0.1 | 5 | ||||
| 1, 2, 4 | 1 | 3 | ||||
| 28 | 516-417-26 | - | 00 | .02005” | 1 | |
| 516-418-26 | - | 0 | .0201 - .0209” | 0.0001 | 9 | |
| 516-419-26 | - | AS-0 | .021 - .029” | 0.001 | 9 | |
| 516-420-26 | - | AS-1 | .021 - .029” | 0.01 | 9 | |
| .10 - .090” | ||||||
| Inch Long Block Set | ||||||
| Blocks Per Set | SKU | Grade | Blocks Included In Set | |||
| Steel | CERA | Size | Step | Quantity | ||
| 8 | 516-762-26 | 0 | 5 - 7 | 1 | 3 | |
| 516-763-26 | AS-1 | 8, 10, 12 | 2 | 3 | ||
| 16, 20 | 4 | 2 | ||||
Shipping is FREE on all orders under 70 pounds shipped to the continental USA.
Freight shipping will be charged on larger, heavier items.
Shipping is FREE on all orders under 70 pounds shipped to the continental USA.
Freight shipping will be charged on larger, heavier items.
Price Match Guarantee.
Best prices online guaranteed.
30 Day Easy Returns.
Se Habla Español - Falamos Português
We will beat ANY price found online! Reach out to us for more information by calling at (617) 398-7852 or emailing us at support@precisionengineeringsupply.com.
Free 30 day returns! We pride ourselves in helping you with your needs Please reach out by calling at (617) 398-7852 or emailing us at support@precisionengineeringsupply.com to start your return.
Enjoy flexible payment options with Affirm. Split your purchase into easy, interest-free installments or choose a financing plan that fits your budget — all available directly at checkout.
Mitutoyo 516 Inch Square Gage Block Set Catalog