Swiss engineering, high precision

MTB25N0690

Solid carbide drill with 0.01 mm increments and without internal cooling holes for steel

d1h6d2h6l10/+1l20/+1
6.96.965.040.0
CoatingNo
Coolant holesNo
Point angle118°
Helix angle25°
Flutes2
StandardTUSA
MaterialDescriptionMachinabilityVcm/minfnmm/rev
P.0Long chipping Low Carbon SteelsRecommended10-200.04-0.08
P.1Short chipping Low Carbon SteelsRecommended10-200.04-0.08
P.2Medium and High Carbon SteelsRecommended10-200.04-0.08
P.3Alloy Steels, Tool Steels (N/mm² 600-850)Recommended10-200.04-0.08
P.4Alloy Steels, Tool Steels (N/mm² 850-1400)Partially recommended8-150.035-0.060
P.5Ferritic, Martensitic, PH SSPartially recommended8-150.035-0.060
P.6High Strength Ferritic, Martensitic, PH SSPartially recommended8-150.035-0.060
M.1Austenitic Stainless SteelPartially recommended5-150.030-0.050
M.2High Strength Austenitic SS, Cast SSPartially recommended5-150.030-0.050
M.3Duplex SSPartially recommended5-150.030-0.050
K.1Grey Cast IronPartially recommended20-400.04-0.08
K.2Low and Medium Strength CGI, Ductile IronsPartially recommended20-400.04-0.08
K.3High Strength Ductile and Austempered Ductile IronPartially recommended20-400.04-0.08
N.1Wrought AluminiumRecommended30-500.080-0.140
N.2Low Si Al Alloys and Magnesium Alloys Si<12%Recommended30-500.080-0.140
N.3High Si Al Alloys Si>12%Recommended30-500.080-0.140
N.4Copper, Brass, Zinc Based AlloysRecommended10-500.080-0.140
S.4Ti and Ti AlloysPartially recommended8-150.035-0.060
H.1Hardened Materials (HRC 44-48)Partially recommended8-150.080-0.140
H.2Hardened Materials (HRC 48-55)Partially recommended8-150.080-0.140
O.1Thermoplastic and thermosetting materialsRecommended30-500.080-0.140
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