Swiss engineering, high precision

TTD2040170

Solid carbide twist drill for steel, with internal coolant holes, coated

d1k5d2h6l1+/-0.2l20/+0.5
1.73.044.010.65
CoatingYes
Coolant holesYes
Point angle140°
Helix angleVariabile
Flutes2
StandardTUSA
MaterialDescriptionMachinabilityVcm/minfnmm/rev
P.0Long chipping Low Carbon SteelsRecommended70-1100.025-0.055
P.1Short chipping Low Carbon SteelsRecommended70-1100.025-0.055
P.2Medium and High Carbon SteelsRecommended70-1100.025-0.055
P.3Alloy Steels, Tool Steels (N/mm² 600-850)Recommended60-1000.02-0.05
P.4Alloy Steels, Tool Steels (N/mm² 850-1400)Recommended60-1000.02-0.05
P.5Ferritic, Martensitic, PH SSRecommended60-1000.02-0.05
P.6High Strength Ferritic, Martensitic, PH SSRecommended60-1000.02-0.05
M.1Austenitic Stainless SteelRecommended50-900.015-0.045
M.2High Strength Austenitic SS, Cast SSRecommended50-900.015-0.045
M.3Duplex SSRecommended50-900.015-0.045
K.1Grey Cast IronRecommended90-1400.05-0.11
K.2Low and Medium Strength CGI, Ductile IronsRecommended80-1200.04-0.1
K.3High Strength Ductile and Austempered Ductile IronRecommended80-1200.04-0.1
N.1Wrought AluminiumPartially recommended120-1700.05-0.11
N.2Low Si Al Alloys and Magnesium Alloys Si<12%Partially recommended150-2000.05-0.11
N.3High Si Al Alloys Si>12%Partially recommended200-2500.05-0.11
N.4Copper, Brass, Zinc Based AlloysPartially recommended60-2000.02-0.11
S.1Iron Based HRSAPartially recommended20-500.02-0.05
S.2Co Based HRSAPartially recommended20-500.02-0.05
S.3Ni Based HRSAPartially recommended20-500.02-0.05
S.4Ti and Ti AlloysPartially recommended30-600.015-0.035
H.1Hardened Materials (HRC 44-48)Partially recommended30-600.02-0.03
H.2Hardened Materials (HRC 48-55)Partially recommended30-600.02-0.03
O.1Thermoplastic and thermosetting materialsPartially recommended70-1100.025-0.055
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