Features • Versatile Measurement Tool: Ideal for internal diameter determination, aperture measurement, and clearance measurement on small holes, slots, and more • Clear and Accurate Readings: Features etched figures and increments for easy readability, ensuring measurements every time • and Long-Lasting: Made from polished stainl steel with laser-engraved lines that won't rub off, guaranteeing reliable use without burrs • User-Friendly Design: The simple structure allows for easy placement on clearances or apertures, making it straightforward to read the measured value • Compact and Portable: Lightweight and miniature design makes it easy to carry, for welders and profionals on the go Features: 1、It is suitable for internal diameter determination, aperture measurement and clearance measurement, for diameters of small holes, slots etc 2、Accurate figures and increments are etched into , easy to read 3、Polished, bright and clean without burr, laser engraved line and will not rub off 4、The structure is simple and reasonable, easy to measure. Place the gauge on clearance or aperture, and read the measured value 5、Made of stainl steel, miniature and light weight, easy to carry Specification: Features: It is suitable for internal diameter determination, aperture measurement and clearance measurement, for diameters of small holes, slots etc. Accurate figures and increments are etched into , easy to read. Polished, bright and clean without burr, laser engraved line and will not rub off. The structure is simple and reasonable, easy to measure. Place the gauge on clearance or aperture, and read the measured value. Made of stainl steel, miniature and light weight, easy to carry. Specification: Material: stainl steel Measuring range: 1-15 mm, 1/8" - 5/8" Features: front metric system, reverse imperial system Purpose: to measure various clearance dimensions Weight: 21g Package included: 1x Wedge feeler Package List