DEEP HOLE DRILLING Index

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

Deep Drilling Heads Identification System

S D D- ECXX XXX.XXX XX
Hole Diameter
I - Insert
A - Adjustable InsertChipbreaker
C - Cartridge(letters)
F - Fast Feed-or- Insert
0 - Brazed, 1 tip, 1 thread startChamfer Angle
1 - Brazed, 1 tip(for boring)
2 - Brazed, 2 tips(numbers)
3 - Brazed, 3 tips
E - External Thread
I - Internal Thread
D - DrillP - Steel
C - Counterbore with Through HoleM - Stainless

T - Counterbore without Through Hole K - Cast Iron TR - Trepanning N - Aluminum

S - Single Tube D - Double Tube

D - Deep Drilling/Counterbore I - Inch Deep Drilling/Counterbore S - Special Deep Drilling/Counterbore 0 - Uncoated 1 - TiAlN Coating Z - TiCrAlN Coating