PNG MORE
UI
Pixel
GIS
measure, Area
LightGray
24x24
weight, time, length
measure
PNG ICO ICNS MORE
Mixed
3D
Flavour Extended
rulers, screen, measure
SteelBlue
48x48
Photography & graphic design
Dark Glass
ruler, measure, Pen
Black
128x128
ruler, graphics, school
DarkSlateGray
Network & communications
Smooth
Oxygen
ruler, measure
Gray
Arrows
32px mania
Pen, ruler, Edit
32x32
Desktop apps
KDE Crystal Diamond
measure, Cut, ruler
Goldenrod
22x22
Nuvola
measure, ruler
Gold
scissors, triangle, ruler