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It is used for blocking facets of semi-finished diamond after its sawing in manual mode. Dop of blocking tang provides the diamond rotation around axis at 360° as well as the changes of inclination angle of polishing facet from 40° up to 60°. To be used with pots ref. 4026 and claws ref. 4011 Blocking tang is completed by gauge ref. 5015.
Overall dimensions, mm: not more than 84 x 128 x 250