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SELECTION GUIDE
Indexable Drill Heads
Applications STS (Single Tube System) DTS (Double Tube System)
ISD-EF/IF...FT ISD-EF/IF...FB ISD-EC\IC IDD…FT IDD…FB IDD-EC
Drill heads for solid drilling DEEP DRILLING - BTA SYSTEM
Drill diameter (inch) Ø.63 - 1.575 Ø.984 - 3.504 Ø1.496 - 11.574 Ø.725 - 1.102 Ø.984 - 2.559 Ø1.496 - 7.244
External 4-start thread 3 3 3 3 3 3
Thread types Internal single-start thread 3 3 3 - - -
Hole tolerance IT10 IT10 IT10 IT10 IT10 IT10
Surface finish Ra (μinch) 80 80 120 80 80 120
Deep hole drilling
machines 3 3 3 3 3 3
Machines NC machines - - - - - - 3 3 3
3
Lathes
3
3
Machining centers M/C - - - 3 3 3
Steel
P Stainless ••• ••• ••• ••• ••• •••
•••
•••
•••
Workpiece materials K Non-ferrous ••• ••• ••• ••• ••• •••
•••
•••
•••
M
Cast iron
•••
•••
•••
•••
•••
•••
N
S
Superalloys
Hard materials •• •• •• •• •• ••
H •• •• •• •• •• ••
(≥40HRC)
Insert type TOGT NPHT / NPMT NPMX / TPMX TOGT NPHT / NPMT NPMX / TPMX
Plus cartridge and guide pad
+.039” - +.196” - - 3 - - 3
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••• (Excellent) • (Standard)
239
