Page 855 - Tungaloy Catalog

Drill body with adjustable cartridge covers
hole diameter ranges from:
øDc: ø2.250" - ø3.157", L/D = 2.5

1 Highly rigid body and
optimized insert position

Provides well balanced cutting forces and
stable machining conditions for highly
accurate hole making.

Setting plate
for adjusting
diameter

2 Adjustable tool diameter

TungDrillBig features 4 drill body sizes that
can accommodate a range of setting plates
covering a diameter range from
ø2.250" - ø3.157".

11
3 Drill body protection
Cartridge
The cartridge design protects the drill body
from damage during demanding machining
4 Variety of design options applications. Drilling Tools
TDX and TDS type cartridges can be affixed
to the same body.

TDS type TDX type
Double sided insert with Single sided insert with
6 cutting edges 4 cutting edges

DJ type DS type DJ type DW type DS type DG type

Relating Cutting Conditions Technical reference 11–39
pages (11-14 ) (14-1)