GRS Positioning Engraving Block-For Microscope Work voltage-110v or staged lapidary grinding and

or staged lapidary grinding and polishing

it steadily processes parts over long cycles for consistent results

1mm bottom

Covers 11 round stone sizes from

GRS Positioning Engraving Block-For Microscope Work voltage-110v or staged lapidary grinding andThis positioning engraving block is designed for microscope work, allowing you to keep your workpiece centered in view as you rotate the ball. As you pull the lever and feel the block glide into place, the work stays framed crisply in the eyepieces while you cut, set, or engrave. Features Repositionable center of rotation so the work stays within the microscope field of view Lever actuated sliding upper section for fast, repeatable centering