Swiss engineering, high precision

TC35000050

Solid carbide micro twist drill – medium series

d1h6d2h6l1+/-0.2l20/+0.5
0.50.538.09.0
CoatingNo
Coolant holesNo
Point angle130°
Helix angle35°
Flutes2
StandardTUSA
MaterialDescriptionMachinabilityVcm/minfnmm/rev
P.0Long chipping Low Carbon SteelsRecommended8-200.001-0.1
P.1Short chipping Low Carbon SteelsRecommended8-200.001-0.1
P.2Medium and High Carbon SteelsRecommended8-200.001-0.1
P.3Alloy Steels, Tool Steels (N/mm² 600-850)Recommended6-180.001-0.008
P.4Alloy Steels, Tool Steels (N/mm² 850-1400)Partially recommended5-140.001-0.007
P.5Ferritic, Martensitic, PH SSPartially recommended5-140.001-0.008
P.6High Strength Ferritic, Martensitic, PH SSPartially recommended5-140.001-0.008
M.1Austenitic Stainless SteelPartially recommended3-120.001-0.005
M.2High Strength Austenitic SS, Cast SSPartially recommended3-120.001-0.005
M.3Duplex SSPartially recommended3-120.001-0.005
K.1Grey Cast IronPartially recommended8-200.001-0.01
K.2Low and Medium Strength CGI, Ductile IronsPartially recommended6-180.001-0.008
K.3High Strength Ductile and Austempered Ductile IronPartially recommended6-180.001-0.008
N.1Wrought AluminiumRecommended6-180.001-0.007
N.2Low Si Al Alloys and Magnesium Alloys Si<12%Recommended10-250.001-0.010
N.3High Si Al Alloys Si>12%Recommended8-220.001-0.08
N.4Copper, Brass, Zinc Based AlloysRecommended5-250.001-0.01
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 recommended6-100.001-0.005
O.1Thermoplastic and thermosetting materialsRecommended15-300.005-0.015
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