round or rectangular. The mirror is connected
apart and retracts the fingers into the tube. With
the bottom plate grasped between your fingers and
to the end of a rod and may be fixed or adjustable
enough thumb pressure applied to the top
(fig. 3-12).
plate to compress the spring, the tool fingers
The inspection mirror will aid you in making
extend from the tube in a grasping position.
When the thumb pressure is released, the tool
detailed inspection where you cannot directly see
fingers retract into the tube as far as the
the inspection area. By angling the mirror, and
object they hold allows. Thus, enough pressure
with the aid of a flashlight, you can inspect most
is applied on the object to hold it securely.
required areas. A late model inspection mirror
Some mechanical fingers have a flexible end
features a light to aid you in viewing those dark
on the tube to permit their use in close quarters
places where the use of a flashlight is not
or around obstructions.
convenient.
NOTE: Do NOT use mechanical fingers
as a substitute for wrenches or pliers.
The fingers are made of thin sheet
metal or spring wire and you can
easily damage them by overloading.
INSPECTION MIRROR
Several types of inspection mirrors are
available for use in maintenance. The mirror
is issued in a variety of sizes and may be
Figure 3-12.--Adjustable inspection mirror.
Figure 3-11.--Mechanical fingers.
3-7
