Каталог Tungaloy глубокое сверление 2 - страница 6

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Drill He ad Categories

Brazed Drill Heads

STS (Single Tube System) DTS Applications (Double Tube System)

MBU UTE BTU ETU

Brazed drill heads

Drill diameter (mm)ø8 - ø14.79ø12.6 - ø20ø12.6 - ø65ø18.4 - ø65
External single-start
thread
External 2-start
-◯*1◯*1-
thread
External 4-start
-◯*2◯*2◯
thread
Hole toleranceIT9IT9IT9IT9
Surface finish Ra (μm)2222
Deep hole drilling
machines
NC machines---◯
Lathes---◯
Machining centers
M/C
Steel★★★★★★★★★★★★
Stainless★★★★★★★★★★★★
Cast iron★★★★★★★★★★★★
Non-ferrous★★★★★★★★★★★★
Superalloys★★★★★★★★
Hard materials
(≥40HRC)
Page101112 - 1415

★★★ (Excellent) ★ (Standard) *1: UTE & BTU Drill head : ø12.6 mm - ø15.59 mm, External 2-start thread *2: UTE & BTU Drill head : ø15.6 mm - ø65 mm, External 4-start thread

Brazed drill head ― Coated area

Guide pads Thread

Insert

Coated area

Photo: UTE