General description Made of high-quality stainless steel, the Taper Hole Gauge is a lightweight and portable measuring tool designed for precision. Its simple structure allows for easy measurement, making it an essential tool for various applications. Technical specifications Material: Stainless steel Lightweight and portable Engraved ruler scale for easy reading Usage This gauge is suitable for measuring indoor diameters, opening measurements, neck diameters, and more. You can easily attach the gauge to a hole and read the measured value. Other information Includes several different measuring instruments in one set to meet various measuring needs.