12.5 mm u drill LD3 suitable to SOMT040202 insert internal bspt threading These Torx screw are mainly

These Torx screw are mainly used in indexable tools as boring bars

The dial magnifies the measurement so that it can more easily be read by the human eye

Suitable cutter any cutter which suits RPKT10T3 insert

OEAP400R-100-32-6T

Digital Caliper

12.5 mm u drill LD3 suitable to SOMT040202 insert internal bspt threading These Torx screw are mainly12. 5 MM U DRILL LXD 3 37. 5 MM DRILLING CAPACITY U Drills can be used directly on the surface without a centre hole. The parameters mentioned on the leaf inside the box, small size u drills are not common, and the suitable insert is also small please read the 2nd sheet to understand product usability