1. Precision Testing: The Resolution Block A7/R-1 is expertly designed for checking shear wave probe resolution. 2. Versatile Measurements: This resolution block features four distinct steps at 2, 3, 4, and 5mm, providing versatility in testing applications. 3. Construction: Crafted from high-quality 1018 steel, the Resolution Block guarantees durability and longevity, making it a reliable choice for all your testing needs. 4. Compact Dimensions: With dimensions of 74mm radius x 75mm thick, this resolution block is compact yet effective, allowing for easy handling and storage without compromising functionality. 5. Model Specification: Specifically designed as model A7/R-1, this resolution block is tailored for precision and accuracy, making it an indispensable asset for any testing laboratory or engineering environment., Manufacturer: XINFULI