Threading Toolholder, 266RKF2016

Threading Toolholder, CoroThread 266 boring bars, Style Internal Bar W/Screw Clamp, Overall Length 5.512 In, Shank Cylindrical Bar No Flats, Shank Dia. 20mm, Insert Shape Triangle Lay-Down, Inscribed Circle 3/8, Cutting Direction Right Hand, Lead Angle 1 Degrees , Rake Angle Negative 15 Degrees , ANSI Number 266RKF-20-16, For Use With Mfg. No. 266.RL-16