AH120 – Automotive Parts – AH120


Universal Turning Grade
- AH120 is applicable to various work materials, Steel, Stainless, Cast iron and Super alloy.

Longer and Stable Tool Life
- This grade provides remarkable wear resistance,
which leads to stable and long tool life against competitors in carbon steel machining.

Industry Automotive
Component Automotive part
Material ISO code P - SteelP - Steel
Work material 42CrMoS4
Machine(spindle type) CNC Lathe
Tool family Turning
Tool category External & Face turning
Product name AH120
TSR No. 291T
Automotive part


Tungaloy Competitor
Holder AVJNR2525M16-A AVJNR2525M16-A
Insert VNMG160404-TM VNMG160404-Finish chip breaker
Grade AH120 CVD(P10)

Tool life

Tungaloy Competitor
Tool life (pcs/edge) 100 80

Cutting conditions

Tungaloy Competitor
Cutting speed V/c (mm/min) 270 270
Feed f (mm/rev) 0.1 0.1
Depth of cut ap (mm) 0.6 0.6
Coolant Water soluble Water soluble


Tool life1.2 times