Burnerd Old Type

That's pre Pratt & Burnerd, Burnerd Chucks. Very Old.
  8" and 9" 3 Jaw Scroll Chucks.  
 
  Hard Base and Hard Reversible Top Jaws with brand New Bolts. 
 
  Used but fantastic  condition
  Original set with matching serial numbers.
  Please double check fitment dimensions in pictures as these will not fit modern Pratt & Burnerd Chucks.
  Any questions please ask, thanks for looking..................