4-pin automatic tools for manual installation and assembly of watch needle installation tools for watch repair.
Replaceable pins made of synthetic material. Base diameter 31 mm.
Improved spindle guidance.
High positioning precision.
Tip sizes (outer diameter x inner diameter):
Ø2.60 x Ø1.60 mm (yellow)
Ø2.10 x Ø1.20 mm (red)
Ø1.70 x Ø0.60 mm (gray)
Ø1.50 mm (blue)