Description
Double clamp boring bar for holding a 80° rhombus negative insert with an inscribed circle diameter of 12.7mm, 4.76mm thick (ISO designation CN.. 1204.. ), right hand 95° side and end cutting with off-set shank according to ISO 26623 (Polygon Shank Coupling) size C4, with 17mm funtional width and 90mm protruding length for taper boring and longitudinal boring with and without shoulder