Series 139 - Mechanical Tubular Inside Micrometers Extension Pipe Type Roughing End Mills while a locking clamp holds

while a locking clamp holds measurements in place for easier reading

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IP54 protection permits use in environments exposed to cutting oil

with basic tooth profile in accordance with GB/T1356 and accuracy in accordance with GB/T10095

Series 139 - Mechanical Tubular Inside Micrometers Extension Pipe Type Roughing End Mills while a locking clamp holdsFeatures & Benefits The Mitutoyo mechanical tubular inside micrometer includes a set of hollow extension pipes to measure a diversified range of inner dimensions of cylinders, rings and parallel surfaces with high accuracy. The extension pipes are lighter and more cost effective than extension rods. Slow head travel helps provide fine measurement position, while a locking clamp holds measurements in place for easier reading. The extension pipes have