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Solid drilling - Brazed drill heads -

ApplicationsSTS(Single Tube System)DTS (Double Tube System)
MBUUTEBTUETU
Brazed drilling heads
Drill diameter (mm)ø8 - ø14.79ø12.6 - ø20ø12.6 - ø65ø18.4 - ø65
External single thread---
typeExternal double thread-11-
hreadExternal quadruple thread-22
TInternal single thread----
Hole tolerance3IT9IT9IT9IT9
Surface finish Ra (µm)32222
Deep hole drilling machines
eNC machines---
achinLathes---
MMachining centers M/C---
Gundrill machines----
Steel
erialStainless
matCast iron
pieceNon-ferrous
WorkSuperalloys
Hard materials (≥40HRC)
PageJ134, J139J135, J139J136 - J137, J139J138 - J139

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*1: UTE & BTU Drill head : ø12.6 mm - ø15.59 mm, External double thread *2: UTE & BTU Drill head : ø15.6 mm -, External quadruple thread *3: Just for reference (Excellent) (Standard)

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