Page 7 - HOLE MAKING CATALOG p185-310

DEEP HOLE DRILLING Index SELUESCETRIOGNUGIDUEIDE DEEP DSRIOLILIDNCGA-RBITDAESDYSRITLELMS

Single Tube System Double Tube System
Double Tube System (DTS) -
Single Tube System (STS) – Cooling fluid is induced between the coaxial
Cooling fluid is induced through the gap between tubes, conveying the chips through the inner tube
the drill and the hole. Conveying the chips through and can be applied on standard machines.
the tube requires the use of dedicated machines.

Deep Drilling Heads Identification System

D S D- E C XXX.XXX XX XX

Hole Diameter Chipbreaker
(letters)
I - Insert Only for Brazed Heads
A - Adjustable Insert -or- Insert
C - Cartridge Chamfer Angle
F - Fast Feed
0 - Brazed, 1 tip, 1 thread start (for boring)
1 - Brazed, 1 tip (numbers)
2 - Brazed, 2 tips
3 - Brazed, 3 tips P - Steel
M - Stainless
E - External Thread K - Cast Iron
I - Internal Thread N - Aluminum

D - Drill 0 - Uncoated
1 - TiAlN Coating
C - Counterbore with Through Hole Z - TiCrAlN Coating

T - Counterbore without Through Hole
TR - Trepanning

S - Single Tube Grade
D - Double Tube

D - Deep Drilling/Counterbore
I - Inch Deep Drilling/Counterbore
S - Special Deep Drilling/Counterbore

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