JURA Set of Practice Rings Inside Ø17,5 mm x Outside Ø20,5 mm x 5,0 (width) - 3pcs ultrasonic cleaners Larger circumference = more surface

Larger circumference = more surface area

The Genuine Donegan OptiVISOR is a precision binocular headband magnifier that permits unrestricted user efficiency while reducing eye strain

Adjust solution parameters as needed for consistent performance

Replenish the silver concentration as necessary and filter the solution periodically to maintain consistent performance

Designed and manufactured in the UK

JURA Set of Practice Rings Inside Ø17,5 mm x Outside Ø20,5 mm x 5,0 (width) - 3pcs ultrasonic cleaners Larger circumference = more surfaceSpecial rings mimicking the characteristics of gold, helping you develop a feel for working with it. Set includes 3 rings (Inside 17. 5 mm, Outside 20. 5 mm, Width 5. 0 mm).