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MATCHED PAIR, Professional Quality Tool!
Hardened and precision ground 1" x 2" x 3" Block Set. This matched pair of blocks is ground to tolerances of .0003". 23 holes (5 tapped 3/8"-16 TPI and 18 plain).
Features:
- Precision ground and case hardened on all six sides
- Squareness on all sides within 0.0001"
- Surface finish from 6 to 16 microinches
- 1 Hole
Tristan
Reviewed in the United States on July 13, 2021
Great for architects/designers
Richard Zink
Reviewed in the United States on March 10, 2016
Got 2 sets because ya always need three to set up.All the holes lined up even from the different set. Very happy.They are within the tolerances. But I didn't even need to thatclose. .0005 would have been fine for me
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