Mitutoyo 139-182 Tubular Inside Micrometer with extension, 4 to 84"

Description

The Mitutoyo 139-182 Tubular Inside Micrometer is an analog tool designed for taking internal diameter (ID) measurements of large cylinders, rings, and parallel surfaces over an extended range. It achieves its wide measuring range by combining interchangeable, hollow extension pipes with a micrometer head.

Key features

• Measurement range: 4 to 84 inches, made possible by using a set of included extension pipes.
• Graduation: The vernier scale is graduated to 0.001 inches for precise measurements.
• Micrometer head travel: The micrometer head itself has a 1-inch travel.
• Analog display: This is a mechanical tool with a thimble and sleeve featuring a satin chrome finish.
• Extension pipes: The set includes a total of eight extension pipes (1", 2", 4", 8", and four 16" pipes) to achieve the full measurement range.
• Measuring faces: The measuring faces are made of carbide for improved durability and wear resistance.
• Construction: The hollow, tubular extension pipes offer a combination of light weight and rigidity.
• Locking clamp: A locking clamp is included to hold the measurement in place for easier reading.
• Case: The entire set comes supplied in a fitted wooden case for protection and storage.