The Mitutoyo internal measuring screw 137-209 is a precise measuring instrument specifically designed for capturing internal dimensions. With a measuring range of 50 to 1000 mm and a resolution of 0.01 mm, this model offers high accuracy that is essential for various applications in manufacturing and quality assurance. The measuring surfaces are equipped with carbide, ensuring a long lifespan and resistance to wear. The scale sleeve and scale drum are matte chrome-plated, which not only provides an appealing appearance but also improves readability. By using extensions, the measuring range can be individually adjusted, increasing the flexibility of the device. The internal measuring screw comes in a practical case that facilitates storage and transport.

• Precise measuring range of 50 to 1000 mm
• Carbide measuring surfaces for high durability
• Customizable with extensions
• Delivered in a practical case with accessories.