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21-927-9 SPI Hole Mike 10" - 11"

21-927-9 SPI Hole Mike 10" - 11"

SPI Hole Mike 3-Point Internal Micrometer

Specifications Include...

  • 10.00" - 11.00" Measuring Range
  • 0.0002" Readings
  • 5.51" Measuring Depth
  • Includes Case
  • Setting Ring NOT included

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 stop provides uniform measuring pressure