Nine9 NC Spot Drill-N9MT11T3 indexable insert, Max. ø14 type

H-NC40:   
● Best choice for spotting application.
● Special geometry with supporting edges to reduce the vibration and noise when running at high speeds.
● Sharpen edge to against long cutting chip metals, such as low carbon steel, stainless steel and Ti, Ti-alloy.
● Each insert has 2 cutting edges.
                      
H-NC9076 :
● High positive geometry and sharpen edge as grade H-NC40. DLC coated, super good for Al, Al-alloy, Copper, Brass and Bronze.
● Produces excellent surface finish when chamfering non-ferrous metals.
● Each insert has 2 cutting edges.
                      
NC40 :   
● General purpose, universal grade for all unhardened steel and cast iron.
● Each insert has 4 cutting edges.

NC10 :
● High positive angle and fully ground cutting edge and relief angle.
● Universal grade for Al, Al-alloy, non-ferrous metal and stainless steel.
● Each insert has 4 cutting edges.

NC60  :    
● Cermet insert, fully ground cutting and relief angle. for hardened steel up to HRC55 .
● Each insert has 4 cutting edges.