Mitutoyo Inside Micrometer Extension Pipe 4-84"

This  inside micrometer includes a micrometer head and eight extension pipes that allow for a wide range of ID measurements. A setting ring can be used to accurately set this micrometer. 

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• Overall range = 4-84"
• Micrometer head range = 4-5"
• Extension pipes = 1", 2", 4", 8", 16" (4pcs)
  
• Accuracy = +/-{0.00015+0.00005n+0.00005R*/2}" R= Maximum measuring length(Inch) Fraction rounded up. N= Number of rods
• Graduation = 0.001"
• Measuring error of micrometer head = +/-3µm
• Travel of micrometer head = 1"
  
• Case  = Includes a fitted wooden case