This calibration block is an essential tool for professionals in the field of non-destructive testing, specifically designed for on-site verification of miniature shear wave probes. Ideal for ensuring accuracy in measurements, it features both 25mm and 50mm radius options, with a precision-engineered 1.5mm hole (or 5mm) to accommodate various probe sizes. Crafted in accordance with British Standard BS 2704 block A4 and AS 2083, this block is marked with engraved reference scales ranging from 35 to 75 degrees, allowing for quick and precise angle checks. The compact design, available in widths of 12.5mm, 20mm, or 25mm, ensures versatility for different testing scenarios while maintaining high performance. With overall dimensions of (width) x 75mm long x 4mm tall, this calibration block is designed for easy handling and portability, making it a practical choice for technicians working in diverse environments. Whether you're conducting routine inspections or complex testing, this calibration block enhances your efficiency and accuracy, providing confidence in your results. Elevate your testing capabilities with this reliable and expertly crafted calibration tool, tailored to meet industry standards and improve your workflow.