- Durable Construction: Crafted from high-quality tool steel, these telescopic gauges are built for long-lasting performance and exceptional durability. The robust material guarantees high rigidity and superior wear resistance, making them perfect for both professional and industrial applications. - Consistent Measurements: Featuring constant spring tension, this gauge set ensures uniform pressure during use. This eliminates the risk of measurement inconsistencies, providing reliable results across various applications. - Versatile Measuring Range: With an impressive measuring range of 8-150mm, these gauges are capable of handling diverse inner diameter measurements. They are ideal for inspecting holes, slots, and recesses up to 6 inches deep, making them a versatile tool for multiple tasks. - Precision Accuracy: The ends of both points are constructed from heat-treated steel and precision ground to a radius. This design allows for proper clearance in the smallest holes, delivering high accuracy with a tolerance of ±0.1mm for dependable measurements. Use Scenarios: - Perfect for machinists who need to measure inner diameters in precision engineering projects. - Ideal for quality control inspectors checking the specifications of machined components. - Useful for technicians assessing fitment in automotive applications, ensuring parts align correctly. These telescopic gauges combine durability, precision, and versatility, making them an essential tool for professionals in various fields.