136-8725, Pramet, Pramet TN UN EXT Series Lathe Insert, 3.47mm Height, 90° Approach, 16.5mm Length, Brand Pramet, Lathe Part Lathe Insert, Approach Angle 90°, Series TN UN EXT Pramet TN UN EXT Series Lathe Insert, 3.47mm Height, 90° Approach, 16.5mm Length