TOOLS AND EQUIPMENT
Upon completion of this chapter; you will be able to do the following:
Describe the characteristics and use of some special tools used by Hull
Technicians in the performance of their duties.
Point out the features, purpose, and techniques of using calipers, torque
wrenches, gauges, and squares.
Describe the setup, operation, and maintenance of various portable shop
tools and machine power tools, and identify some of the safety precautions
to observe when using them.
Describe the construction and safety devices of compressed gas cylinders and
the safety precautions to observe when handling them.
Identify the color codes, test and repair procedures, and handling and
stowage requirements of compressed gas cylinders.
rather than repeat, the information in Use and Care of
Hand Tools and Measuring Tools, NAVEDTRA
Tools are designed to make a job easier and enable
12085, and the manufacturer's operating manual. You
you to work more efficiently. Regardless of the type
should qualify on each piece of equipment in your
of work to be done, Hull Maintenance Technicians
specific work center according to the manufacturer's
must have, choose, and use the correct tools to do their
technical manual and any locally written instruction
prior to the setup and operation of any tool or
work quickly, accurately, and safely. Without the
proper tools and the knowledge of how to use them,
they waste time, reduce their efficiency, and may even
As a HT, you will be required to use many
injure themselves or cause others to be injured.
different handtools and instruments. Each tool does a
specific job. To become a skilled craftsman, you
This chapter explains the specific purposes,
should learn what each tool can do and select the
correct use, and proper care of some of the specialty
proper tool for the job. The proper use and care of tools
tools you may use, such as portable shop tools,
enable you to turn out quality work and help you
machine tools, compressed gas cylinders pneumatic
develop safe work habits.
tools, portable power tools, and some installed shop
equipment. The various tools discussed here are by no
means all the tools that exist in this group. They are
the specialty tools you will normally find in an HT
MEASURING AND MARKING TOOLS
shop. Equipment that is used only for one purpose, or
in connection with one particular skill, is covered in
The measuring tools found in a shop include
the appropriate chapter or chapters of this training
various types of rules, calipers, squares, and gauges.
manual. It is not the intent of this chapter to introduce
They are used to measure lengths, diameters, angles,
or instruct you on the use of every tool or piece of
and radii. Use and Care of Hand Tools and Measur-
equipment you may encounter in the workshop. The
ing Tools, NAVEDTRA 12085, and Machinery
material in this chapter is intended to supplement,
Repairman, NAVEDTRA 12204-A, contain more