Gravotech M20 - Page 54

54
M_M20 series V3_EN_C
Adaptable accessories
• Adjustable jaw (optional):
It is possible to use an adjustable jaw with plastic jaws. Allows the clamping of stone or signet rings for inside
engraving.
1
2
1. Adjustable jaw (optional)
2. Mounting screw(s)
• To use the adjustable jaw, selection the manual ZRef. mode.
• Positiontheadjustablejawoppositethepositioningaidarrowindicatedonthechuck.
• Mounttheadjustablejawtothechuckwithamountingscrew.
• Adjust the adjustable jaw according to the shape of the rings by loosening the mounting screw and
centering the ring.
Before retightening the mounting screw, ensure that the guide has entered the centering groove.
1
2
3
Inside engraving
(manual ZRef.)
Inside engraving
1. Plastic jaws
2. Mid-point of the length of the text
3. Adjustable jaw