PNG MORE
Business & finance
Pixel
24x24 Free Pixel Icons
Disk, Hard
DarkGray
24x24
PNG ICO ICNS MORE
Network & communications
16x16 Free Application Icons
Hard, Disk
Black
16x16
UI
Fugue Icons
hat, Hard, Military
DarkGreen
hat, worker, Hard
SaddleBrown
Minus, hat, Hard
exclamation, Hard, hat
Goldenrod
hat, Hard, plus
hat, worker, pencil
worker, hat, helmet
Orange