Deestone Ltd focus on producing high quality products at a reasonable price that reaches international standards of performance and quality. To maintain consistency in product quality, Deestone works to attain key international quality certifications. Deestone have invested heavily into our Quality Assurance Program with quality inspectors at critical production points. Such as X-ray machines to detect internal structural weaknesses, Universal Tensile tester, Microstructure tester as well as numerous other specialised machines.