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21-903-0 SPI Hole Mike Set .800" - 2.00" w/Cert

21-903-0 SPI Hole Mike Set .800" - 2.00" w/Cert

  • Save $ 286.13

SPI Hole Mike 3-Point Internal Micrometer Set

Specifications Include...

  • 0.800" - 2.000" Measuring Range
  • 0.0002" Readings
  • 3.15" Measuring Depth
  • Includes Setting Rings
  • Includes 6" Depth Extension

Accuracies...

  • 0.800" - 1.000" : + 0.00016"
  • 1.000" - 1.200" : + 0.00016"
  • 1.200" - 1.600" : + 0.00016"
  • 1.600" - 2.000" : + 0.00016"

Features include...

  • Three point internal micrometer for precise, direct measurement of bore diameters.
  • Self aligning and self centering
  • Carbide measuring anvils
  • Suitable to measure to within .050" of bottom of blind hole, up to 4" capacity
  • Feelers taper toward the back for positive reading of the front edge
  • Ratchet thimble
  • Includes Certificate of Calibration