Item for sale is (1) Ammco 5844 20" Boring Bar. This is the correct drum cutting bar for Ammco 7700 and 4100 brake lathes.
Ammco Brake Lathe Boring Bar Stud 1/2" x 5-1/2"
Ammco Brake Lathe Upper Boring Bar Clamp 3000, 4000, 4100, 7100 3017
Boring Bar w/ Screw Assembly For Ammco Brake Lathe 5843
Ammco 5843 Boring Bar, 3107 Upper & 20666 Lower Clamp for 4000 Brake Lathe
Ammco Brake Lathe Lower Boring Bar Clamp 3000, 4000, 4100, 7100 20666
Ammco 15-1/2" 5843 Boring Bar w/ Screws for 4000 Brake Lathe Drum Cutter Tool