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SPI - 1-2-3 Blocks - 13-670-5

Starting at $54.00

123 Blocks are ideal for precision layout and setup

  • Matched 1-2-3 Blocks
  • Hardened steel to RC 55-60, ground to surface finish 6-16 microinches.
  • Squareness of all sides within 0.0001" per inch on 1-2-3 Blocks, 0.0003" per inch on 2-3-4 Blocks.
  • Five tapped holes (3/8"-16), 18 untapped holes (3/8" dia.).
Item Our Price QTY
13-670-5 $54.00