Calibration Process: Laser Calibration Material: Stainless Steel Laser engraving, clear handwriting, not easy to wear, durable, long service life, exquisite polishing process, does not rust Range: 1-15 mm Packaging Specification: 18.8 * 5.8 * 0.4 cm Name: Wedge Gauge Purpose: Used for on-site measurement of depth gaps, inner diameters, and apertures 1. The Gap Hole Taper Gauge Metric Stainless Hardened Measuring Tool is designed to accurately measure gap and taper sizes in various applications. 2. The figures and steps on the gauge are etched into the surface, ensuring easy readability and preventing them from wearing off over time. 3. Made from durable stainless steel, this tool is built to withstand heavy use and resist corrosion, ensuring long-lasting performance. 4. With its miniature size and lightweight design, this gauge can be conveniently carried in your pocket, making it a portable and practical tool for professionals and DIY enthusiasts alike. 5. This taper weld gauge features a measuring range of 1-15 mm, providing versatility for a wide array of projects and applications. Package Included: 1 Pc Weld Gauge