






Pair 1" x 2" x 3" Precision Steel 1-2-3 123 Blocks 23 Holes
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Product Details
This matched pair of blocks is ground to tolerances of .0001". 23 holes, 5 tapped 3/8"-16 TPI and 18 plain
Precision ground and case hardened on all six sides
Squareness of all sides is within .0002 per inch.
Used for set-up, layout and inspection jobs
Best Review
Customers find these steel blocks excellently made and accurate in their dimensions, with one noting they measure consistently across all surfaces. The blocks receive positive feedback for their finish, functionality, and value, with one customer mentioning they work well for calibrating woodworking machinery. The hole quality receives mixed reviews.AI Generated from the text of customer reviews