An Engraver's Work Is Held In A Rotating

Engraving is done on the rotary tool _ _ _ _ (four letter word). 3

Tried to rotate my hand, ball and wedges ... still no luck.

update

** Vice and testing tools.

... He's going to hit me in the mill ... Is this the last hint in his crossword or summary?

MDR

I've already tried to ask here ... thanks for the advice.

An Engraver's Work Is Held In A Rotating

An Engraver's Work Is Held In A Rotating

Tool

Try the cones.

Ugliness

Windmill

An Engraver's Work Is Held In A Rotating