DrillMeister – Front Knuckle – AH725


Improved tool life
– AH725 grade provides 1.3 times longer tool life than competitor’s tool due to higher wear resistance.

Stability of tool life
– While the competitor’s drill needs to be reground, which leads to unstable tool life,our DrillMesiter, an indexable dill series, provides stable tool and reduces the toolcost by cutting of the regrind process.

Industry Automotive
Component Front Knuckle
Material ISO code K - Cast ironK - Cast iron
Work material FCD450
Machine(spindle type) Vertical Machining Center
Tool family Holemaking
Tool category Drilling
Product name DrillMeister
TSR No. 362D
Front Knuckle


Tungaloy Competitor
Body TID120F16-5 Solid cardide drill
Head DMP127
Grade AH725 PVD

Tool life

Tungaloy Competitor
Tool life (m/insert) 48 36

Cutting conditions

Tungaloy Competitor
Tool diameter DC (mm) 12.7 12.7
Hole depth H (mm) 30 30
Cutting speed V/c (mm/min) 144 144
Feed f (mm/rev) 0.3 0.3
Feed speed Vf (mm/min) 1080 1080
Coolant Wet [External] Wet [External]


Tool life1.3 times