We offer a high-quality Thread Ring Gauge made of steel, certified with ISO 9001:2015 for measuring internal threads. Packaged in a box, our gauge covers a size range from M1 to M100 with an accuracy of ±0.005mm. Ideal for manufacturers, suppliers, and traders, this tool features a 100mm handle length for precise measurements. Upgrade your thread measurement process with our reliable and durable Thread Ring Gauge.