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Mixed
3D
Momentum Glossy icons
tools
DarkGray
32x32
Files & folders
Pry Black
tools, settings, Developer
Black
256x256
UI
Gloss Basic Icons
Bright
Wrench, Screwdriver, tools
512x512
CMS
tools, Toolbox, tool box
Computer & hardware
Icons Unleashed Vol. 1 - Computer Hardware
AzulLustre 2
Lavender
128x128
Business & finance
Refresh CL
tools, windows
Gnome Web Icons
tools, Gnome, spelling
DarkSlateGray
Gnome, tools, 48
48x48
PNG ICO MORE
system, preferences, settings
64x64
64, tools, Gnome
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Near
DarkKhaki
170x170
Micro
tools, preferences, settings
Silver
Boxes
tools, Box
Discovery
Options, settings, tools
Desktop apps
Free Applications Icons
Configure, cogwheel, rotate
PaleTurquoise
24x24
Go, stop, play
conf, Options, Desktop
Wrench, configuration, Options
Phuzion
GhostWhite
Travel & hotels
Bags and boxes
spanner, tools, Setting
Human o2
Check, tools, spelling
Photography & graphic design
Dark Glass
windows, Gear, tools