SPI MS160712143 Mechanical Inside Hole Micrometer, 0.2 to 0.24 Inch

SPI, MS160712143, Mechanical Inside Hole Micrometer, 0.2 to 0.24", 0.89" Gage Depth

Includes:

• Setting Ring

Features:

• Self-centering contact points for accurate measurement of internal diameters
• Measuring contact points are designed to allow measurements near to the bottom of blind holes
• Supplied with calibrated setting ring on sizes up to 4"
• Additional extensions can be added to increase the measuring depth
• Ratchet stop
• Models up to and including 0.24" have 2 measuring points
• Short form calibration certificate included on sizes up to 4"
• Furnished in fitted case

0.0001" Graduation, 0.00016" Accuracy, Ratchet Stop Thimble