TungDrillTwisted – Bearing Cover – AH725


TungDrillTwisted allows stable drilling even in machining of a low-rigidity workpiece. This is due to innovative, shape cutting edges, which easily goes into the workpiece. The stable machining prevents sudden fracture, providing 6 times higher productivity and 3 times longer tool life than the competitor.

Industry Automotive
Component Bearing Cover
Material ISO code P - SteelP - Steel
Work material C45
Machine(spindle type) CNC Lathe
Tool family Holemaking
Tool category Drilling
Product name TungDrillTwisted
TSR No. 070D
Bearing Cover


Tungaloy Competitor
Body TDX180F25-2 Indexable Drill
Insert XPMT06X308R-DS Posi type -4corners
Grade AH725 PVD coated

Cutting conditions

Tungaloy Competitor
Tool diameter DC (mm) 18 18
Hole depth H (mm) 13 13
Cutting speed V/c (mm/min) 140 68
Feed f (mm/rev) 0.06 0.02
Coolant Water soluble (Internal) Water soluble (Internal)


Machining time84% reduction