•Precision ground and case hardened on all six sides•Hardness: 56 - 60 RC•Parallelism: 0.0002"
1-2-3 & 2-4-6 Block Sets
Matched Pairs
Item #
Description
36-123
1-2-3 Block Set
36-246
2-4-6 Block Set w/ Protective Case
•Squareness on all sides within 0.0001"•Matched accuracy of 0.0002"•Accuracy of 0.0003" per inch•23 holes: 5 tapped ( 3/8" - 16), 18 untapped
1-2-3 Block Set:
36-123
•Squareness on all sides within 0.0003"•Surface finish 6 to 16 micro inches•Matched accuracy of 0.0002"•Accuracy of 0.0003" per inch•23 holes: 5 tapped ( 5/8" - 11), 18 untapped•Supplied in protective case