SPI 3-Point Hole-Mike Inside Micrometer Set, 6 – 12mm
14-347-9

6 to 12mm, Carbide, Hole Mechanical Inside Micrometer Set

0.001mm Graduation, Ratchet Stop Thimble, (2) Setting Rings Included

SET 6 – 12 mm including Setting Rings and Spanner wrenches in wooden case

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 14-347-9 Minimum Measurement (mm) 6.00 Maximum Measurement (mm) 12.00 Graduation (mm) 0.0010 Accuracy (mm) 0.0020 Number of Extension Rods 0 Thimble Type Ratchet Stop Gage Depth (mm) 50.00 Measurement Range (mm) 6 to 12 Number of Heads 0 Number of Contact Points 0 Number of Setting Rings Included 2 Setting Ring Diameter (mm) 8.00; 10.00 Digital Counter No

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