Fowler 52-439-001-0 1-2-3 Blocks with 1 Hole
$141.00
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ITEM DESCRIPTION 1-2-3 Blocks—tolerances guaranteed to .0001" for squareness per inch Available in two styles—with one or thirty-one holes. Blocks are matched in pairs and measure 1" x 2" x 3" Very useful in mounting work for precision grinding, layout work, etc Blocks hardened to 58-60 Rockwell C Ground to surface finish 6-10 micro-inches Matched accuracy within ± .0002"
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