SPI 3-Point Hole-Mike Inside Micrometer, 0.425 – 0.500″
10-713-6

0.425 to 0.500″, 2″ Gage Depth, Mechanical Inside Hole Micrometer

0.0001″ Graduation, 0.0002″ Accuracy, Ratchet Stop Thimble

Features:

• 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 and assures highest reading accuracy

Specifications:

Item Number 10-713-6 Type Hole Minimum Measurement (Decimal Inch) 0.4250 Maximum Measurement (Decimal Inch) 0.5000 Graduation (Decimal Inch) 0.0001 Thimble Type Ratchet Stop Accuracy (Decimal Inch) 0.000200 Gage Depth (Decimal Inch) 2.0000 Number of Contact Points 3 Number of Extension Rods 0 Number of Setting Rings Included 0 Digital Counter No

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