Mainspring Former, Arbor End
DOT Code: 715.687-078
Industry: clock & watch
Forms arbor end and arbor spiral on watch mainsprings so arbor end will fit snugly around arbor hole, using hand forming tool. Mounts mainspring and arbor blanks in forming tool, using tweezers, and moves levers to form specified end and spiral.
GOE: 06.02.24 STRENGTH: S GED: R2 M1 L2 SVP: 2 DLU: 77