TungDrillTwisted – Machine Parts – AH725


TungDrillTwisted allows stable drilling without chipping even when drilling into the surface of forged steel. PVD grade AH725 with high wear resistance provides 1.2 times longer tool life than the competitor’s drill. TungDrillTwisted reduces machining time by 40% because of 1.7 times higher feed than the competitor, resulting in significantly improved productivity.

Industry Engineering
Component Machine Parts
Material ISO code P - SteelP - Steel
Work material C45
Machine(spindle type) Machining Center
Tool family Holemaking
Tool category Drilling
Product name TungDrillTwisted
TSR No. 091D
Machine Parts


Tungaloy Competitor
Body TDX230F25-3 Indexable drill
Insert XPMT07H308R-DW Square type insert
Grade AH725 PVD

Tool life

Tungaloy Competitor
Tool life (m/insert) 30 25

Cutting conditions

Tungaloy Competitor
Tool diameter DC (mm) 23 23
Hole depth H (mm) 34 34
Cutting speed V/c (mm/min) 150 150
Feed f (mm/rev) 0.1 0.06
Coolant Water soluble Water soluble


Tool lifeStable