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21-910-5 SPI Hole Mike Set 2.00" - 4.00" w/ Cert
21-910-5 SPI Hole Mike Set 2.00" - 4.00" w/ Cert
21-910-5 SPI Hole Mike Set 2.00" - 4.00" w/ Cert
21-910-5 SPI Hole Mike Set 2.00" - 4.00" w/ Cert

21-910-5 SPI Hole Mike Set 2.00" - 4.00" w/ Cert

  • Save $ 391.74

SPI Hole Mike 3-Point Internal Micrometer Set

Specifications Include...

  • 2.00" - 4.00" Measuring Range
  • 0.0002" Readings
  • 3.54" Measuring Depth
  • Includes 3 Setting Rings
  • Includes Certificates of Calibration
  • Includes 6" Depth Extension

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