21-922-0 SPI Hole Mike 5.00" - 6.00"

SPI Hole Mike 3-Point Internal Micrometer

Specifications Include...

• 5.00" - 6.00" 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