The #207Z Stainless Steel Seam Micrometer is a precision measuring instrument designed for accurate seam and groove measurements with stainless steel construction for durability and corrosion resistance.#207Z Stainless Steel Seam MicrometerStainless steel construction for long-lasting durabilityPrecision measurement capabilities for seams and groovesProfessional-grade measuring toolSuitable for slide rail and component measurementsIdeal for machinists gunsmiths and precision manufacturing applications where accurate seam measurements are critical for quality control and component fitting.