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Computer & hardware
3D
HDRV
machine, grey, time
DarkGray
512x512
B, grey, time
Pry Hardware
time, machine
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Business & finance
Vector icon set
time, Wait, Clock
126x126
time, Wait, Alarm
Hourglass, Wait, Clock
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UI
Pixel
Super Simple Grey Series
time, Clock
64x64
Human o2
Clock, Wait, time
128x128
Photography & graphic design
Dark Glass