Y.T. / YIHTROUN（INDEXABLE CENTER DRILL）

(Indexable Center Drill)
The indexable insert of YIH TROUN Center Drill is made from special carbide materials, it provides a sturdy and robust drill bit and offers the machining efficiency and tool life four times better than HSS center drills. With YIH TROUN Indexable Carbide Center Drill, users will get an overall 3~5 times cost saving from its supreme life time and the great time-reduction in frequently tool changing, re-centering and length calibrating.
YIH TROUN indexable center drill features sandwich plug-and-clamp construction as well as tapered key special design. It stays eccentricity ±0.008mm, approaches zero eccentric in stationary status. It is a dedicated indexable center drill for center facing machining by lathe, milling machine and drilling machine.
The two cutting edges are designed on balanced positions to decrease the high feed rotating runout and secure a surprising kinetic equilibrium. YIH TROUN indexable center drill was designed with exclusive geometry on the engage point which gives awesome stability that conduces to excellent verticality precision on pilot center drilling and reaches ≤ Ra 0.36 cleanliness on machining surfaces.