Straight pneumatic drill
Quackenbush™
Apex Tool Group SAS
mechanisms: one to control the spindle
rotation and one that controls the advancement
or feed rate of the spindle.
The tool spindle is driven rotationally through an
internal spline by a drive shaft ➀ connected directly
to the motor through gearing. When the motor is
Our positive feed drill motors are available in
piggyback, in-line and right angle configurations
(please see the following section for right angle tools).
In general, positive feed drills are used for the
large holes and heavy structures in the
aircraft such as the spars ribs, landing
gear, wings and fuselage.
A positive feed drill will advance the
cutter at a fixed distance in relation to
the revolution of the cutter. This is true
regardless of the application.
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