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SELEC
USER GUIDETION GUIDE
DEEP DRILLING - BTA SYSTEM
SOLID CARBIDE DRILLS
Indexable Trepanning Heads
Applications STS (Single Tube System)
DSTR
EC IC
Drill head
Drill diameter (mm) ø100 - 328 ø100 - 305.99
Thread type Internal single-start thread 3 3
External 4-start thread
-
-
Hole tolerance IT10 IT10
Surface finish Ra (μm) 2 2
Deep hole drilling machines 3 3
Machine Lathes - -
Machining centers M/C - -
Steel
P Stainless ••• •••
•••
•••
M
Workpiece material K Non-ferrous ••• •••
Cast iron
•••
•••
N
S
Superalloys
••
H Hard materials (≥40HRC) •• ••
••
Insert type TPMX TPMX
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•••(Excellent) •(Standard)
190 ISC AR
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ISCAR