ALUMINUM HAND SAW SET, Not marked, except for Made in USA, Rockford, Ill. The anvil is marked with tooth numbers between 4 and 16 tpi, for adjustment. Looks about the same as an Atkins or Dunlap, Fine ..... $20.00 Picture. TAINTOR'S POSITIVE No. 7 HAND SAW SET, Has 1891 to 1906 patent dates.