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Your cart is empty. 1-2-3 Inch blocks 23 holes set
Materials: Precision steel
Tolerances: within .0002 per inch
Peter Watson
2025-09-05 12:29:59
These 1-2-3 blocks have many uses around the shop
Jerry Menville
2025-08-16 10:20:26
Worked exactly what I needed for a project.
Old guy ier
2025-07-10 16:07:51
Very nice 123 blocks. Will use it very soon for my upcoming project.
Frank N.
2025-07-07 11:30:18
close to accurate.
Mike
2025-02-12 11:43:56
I bought these to help me keep model railroad structures square while assembling them. If i can't get them clean I can't use them.
M
2024-12-09 11:17:55
The real tolerance is .02†per inch, 100 times worse than claimed. This translates to .5 degree errors in angles. These are paperweights made look like 1-2-3 blocks.
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