Swiss engineering, high precision

TC35000055

Solid carbide micro twist drill – medium series

d1h6d2h6l1+/-0.2l20/+0.5
0.550.5538.09.0
CoatingNo
Coolant holesNo
Point angle130°
Helix angle35°
Flutes2
StandardTUSA
MaterialDescriptionMachinabilityVcm/minfnmm/rev
P.0Long chipping Low Carbon SteelsRecommended20-400.01-0.018
P.1Short chipping Low Carbon SteelsRecommended20-400.01-0.018
P.2Medium and High Carbon SteelsRecommended20-400.01-0.018
P.3Alloy Steels, Tool Steels (N/mm² 600-850)Recommended18-380.008-0.016
P.4Alloy Steels, Tool Steels (N/mm² 850-1400)Partially recommended14-300.007-0.015
P.5Ferritic, Martensitic, PH SSPartially recommended14-300.008-0.016
P.6High Strength Ferritic, Martensitic, PH SSPartially recommended14-300.008-0.016
M.1Austenitic Stainless SteelPartially recommended12-250.005-0.01
M.2High Strength Austenitic SS, Cast SSPartially recommended12-250.005-0.01
M.3Duplex SSPartially recommended12-250.005-0.01
K.1Grey Cast IronPartially recommended20-400.01-0.018
K.2Low and Medium Strength CGI, Ductile IronsPartially recommended6-180.008-0.016
K.3High Strength Ductile and Austempered Ductile IronPartially recommended6-180.008-0.016
N.1Wrought AluminiumRecommended18-380.007-0.015
N.2Low Si Al Alloys and Magnesium Alloys Si<12%Recommended25-550.01-0.018
N.3High Si Al Alloys Si>12%Recommended22-500.008-0.016
N.4Copper, Brass, Zinc Based AlloysRecommended15-550.005-0.018
S.1Iron Based HRSAPartially recommended15-300.001-0.005
S.2Co Based HRSAPartially recommended30-500.001-0.005
S.3Ni Based HRSAPartially recommended30-500.001-0.005
S.4Ti and Ti AlloysPartially recommended10-200.005-0.01
O.1Thermoplastic and thermosetting materialsRecommended15-300.015-0.03
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