Kennametal 1096447, A20UMDUNR4 Indexable Boring Bar
Type - A20UMDUNR4 Indexable Boring Bar Min Bore Dia - 1.7050 Shank Dia. 1-1/4" Lead Angle - -3° OAL - 14" Insert Thickness - 3/16" Insert Inscribed Circle - 1/2" Coolant Hole Thread Size - 1/4-18 NPT Material - Steel Back Of Bar To Cutting Edge - 25.40mm Center To Cutting Edge - 1 Right Hand Made in USA.