Inside Micrometer TypeTubular Inside Micrometer
Range4 to 40 inch
Minimum Measurement4 inch
Maximum Measurement40 inch
Resolution0.001 inch
Accuracy+/-0.1325 mm
Thimble TypePlain
Rod TypeTubular
Rod Diameter0.61 inch
AnvilCurved
Contact Point ShapeCurved
Spindle MaterialHardened Steel
Anvil MaterialHardened Steel
Contact Point MaterialSteel
Operation TypeMechanical
SPC OutputNo
Rotating SpindleNo
Movement of Screw1 inch
Case IncludedYes
Case TypeWood Case
Number of Micrometers1
Number of Measuring Rods10
Number of Extension Rods10
Maximum Extension Rod Length19 inch
Rod Lengths Included1 inch, 2 inch, 3 inch, 6 inch, 9 inch, 12 inch, 14 inch, 16 inch, 17 inch, 19 inch
Includes(1) Fitted Wooden Case, (4) Extension Pipes (1", 2", 3", 6", 9", 12", 14", 16", 17", 19")
FeaturesWide Range of ID Measurements by Combining Extension Pipes and Anvils with the Micrometer Head
Series139 Series