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
V
Volts
A
Amperes
Hz
Hertz
W
Watt
kg
Kilograms
min
Minutes
s
Seconds
Ø
Diameter
n
No load speed
0
.../min
Revolutions or reciprocation
per minute
0
Off position
1, 2, 3, ...
Selector settings
I, II, III,
0
Infinitely variable selector
with off
Arrow
Alternating current
Direct current
Alternating or direct current
Class II construction
Earthing terminal
Warning symbol
Ni-Cad RBRC seal
This symbol designates
that this tool is listed by
Underwriters Laboratories.
This symbol designates
that this tool is listed
by the Canadian
Standards Association.
Symbols
Designation/Explanation
Voltage (potential)
Current
Frequency (cycles per second)
Power
Weight
Time
Time
Size of drill bits, grinding wheels, etc.
Rotational speed, at no load
Revolutions, strokes, surface speed, orbits
etc. per minute
Zero speed, zero torque...
Speed, torque, or position settings
Higher number means greater speed
Speed is increasing from 0 setting
Action in the direction of arrow
Type or a characteristic of current
Type or a characteristic of current
Type or a characteristic of current
Designates double-insulated construction tools
Grounding terminal
Alerts user to warning messages
Designates Ni-Cad battery recycling program
This symbol designates that
this tool is listed to Canadian
Standards by Underwriters
Laboratories.
This symbol designates that this
tool is listed by Underwriters
Laboratories and listed to
Canadian Standards by
Underwriters Laboratories.
5
This symbol designates that
this tool complies to NOM
Mexican Standards.
This symbol designates that
components of this tool are
listed by Underwriters
Laboratories and listed to
Canadian Standards by
Underwriters Laboratories.