Description

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

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