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
Designation/Explanation
V
Volts (voltage)
Ah
Amp hour (measurement of battery capacity)
A
Amperes (current)
Hz
Hertz (frequency, cycles per second)
W
Watt (power)
in
Inches (length)
ft
feet (length)
lb
Pounds (weight)
kg
Kilograms (weight)
min
Minutes (time)
s
Seconds (time)
⌀
Diameter (size of drill bits, grinding wheels, etc.)
n
No load speed (rotational speed at no load)
0
n
Rated speed (maximum attainable speed)
Revolutions or reciprocation per minute (revolutions, strokes, surface
.../min
speed, orbits etc. per minute)
rpm
Revolutions per minute
0
Off position (zero speed, zero torque...)
1, 2, 3, ...
Selector settings (speed, torque or position
I, II, III,
0
Infinitely variable selector with off (speed is increasing from 0 setting)
Arrow (action in the direction of arrow)
Direct current (type or a characteristic of current)
Symbols
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