https://www.geotechnics.co.nz/product/sand-equivalent-cylinder-487mm-ianz-calibrated/
Sand Equivalent Cylinder - 487mm (IANZ calibrated) | Geotechnics
May 12, 2025 - Sand Equivalent Cylinder – 487mm length (w/ IANZ calibrated) Graduations every 2mm up to 400mm Conforms to NZS4407:2015
sandequivalentcylinderianzcalibrated