This listing is for a vintage  Universal Self-centering Chuck.
Specially designed to grip the workpiece internally or externally 
Self-centering jaws max diameter ~60 mm, 
for watchmakers 8 mm lathe.
The Chuck stamped:
AMERICAN WATCH CO WALTHAM MASS.
SNYDER'S PATS JUNE 28  DEC.13-1881 

The Chuck is in good working condition.   
Cosmetic condition is as shown in the pictures.
Pictures are part of my description.
 Please inspect all of them attentively. 

This is as accurate of a description as I can give.

It is the responsibility of the bidder to inspect the photos and ask questions before bidding! 
International buyers read the terms and conditions of "Global Shipping Program"!
 Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility.
 Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.
Sold as is! No returns accepted!
Payment must be made within 3 days.
No International shipping!!!