Jewel-Hole Cornerer
DOT Code: 770.684-014
Industry: clock & watch
Smooths hole corners on flat side of bar jewels: Dips tapered point of cornering tool in mixture of diamond dust and oil. Secures jewel by putting tool point into jewel hole, and holding jewel on revolving rubber disk until action of cornering tool and dust shape corner in revolving jewel.
GOE: 06.04.30 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77