6
IMPORTANT:
Some of the following symbols may be used on your tool. Please study them and learn their
meaning. Proper interpretation of these symbols will allow you to operate the tool better and safer.
Symbol
Name
Designation/Explanation
V
Volts
Voltage (potential)
A
Amperes
Current
Hz
Hertz
Frequency (cycles per second)
W
Watt
Power
kg
Kilograms
Weight
min
Minutes
Time
s
Seconds
Time
Ø
Diameter
Size of drill bits, grinding wheels, etc.
n
0
No load speed
Rotational speed, at no load
.../min
Revolutions or reciprocation
Revolutions, strokes, surface speed, orbits
per minute
etc. per minute
0
Off position
Zero speed, zero torque...
1, 2, 3, ...
Selector settings
Speed, torque, or position settings
I, II, III,
Higher number means greater speed
Infinitely variable selector
Speed is increasing from 0 setting
with off
Arrow
Action in the direction of arrow
Alternating current
Type or a characteristic of current
Direct current
Type or a characteristic of current
Alternating or direct current
Type or a characteristic of current
Class II construction
Designates double-insulated construction tools
Earthing terminal
Grounding terminal
Warning symbol
Alerts user to warning messages
Ni-Cad RBRC seal
Designates Ni-Cad battery recycling program
Symbols
0
This symbol designates
that this tool is listed
by the Canadian
Standards Association.
This symbol designates that
this tool complies to NOM
Mexican Standards.
This symbol designates that this
tool is listed by Underwriters
Laboratories and listed to
Canadian Standards by
Underwriters Laboratories.
This symbol designates that
components of this tool are
recognized by Underwriters
Laboratories and recognized
to Canadian Standards by
Underwriters Laboratories.