17-643-8 SPI Enamel Outside Micrometer 3-4" w/Cert

SPI Enamel Outside Mechanical Micrometer

Features include...

• 3-4" Measuring Range
• 0.0001" Graduations
• + 0.0002" Accuracy
• 0.250" Spindle Diameter
• Carbide Measuring Faces
• Ratchet Thimble
• Spindle Lock
• Certificate of Calibration
• Furnished in fitted case