TungDrillTwisted – Machine Parts – AH725


High speed drilling provides 5 times higher productivity than the competitor even when machining alloy steels.The process of finish turning on the bottom of the drilled hole is eliminated due to nearly flat tool end.

Industry Engineering
Component Machine Parts
Material ISO code P - SteelP - Steel
Work material SNCM439
Machine(spindle type) Horizontal Machining Center Large(#50,HSK100)
Tool family Holemaking
Tool category Drilling
Product name TungDrillTwisted
TSR No. 029D
Machine Parts


Tungaloy Competitor
Body TDX240F20-3 HSS drill
Insert XPMT07H308R-DJ
Grade AH725 HSS

Cutting conditions

Tungaloy Competitor
Tool diameter DC (mm) 24 24
Hole depth H (mm) 65 65
Cutting speed V/c (mm/min) 140 15
Feed f (mm/rev) 0.08 0.15
Feed speed Vf (mm/min) 148 28
Coolant Water soluble Water soluble


Machining time80% reduction