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Free icons for Windows8/Metro
increase, Font
DarkSlateGray
512x512
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Gentleface
size, Font
Black
48x48
Bold, Font
Font, strokethrough
italic, Font
Font, underline
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Colorflow
Font, collection
DarkGray
Font
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The Clean Desk
mail, Font
Gainsboro
40x40
Google Plus Interface Icons
128x128
Font, size
Capital Icon Suite
DimGray
Crystal Office Icon Collection
RoyalBlue
Icons for designers
64x64
Retina
font up, Font, Up
Silver
Font, Down
Font, case
27x24
case, Font
WooCons
32x32
default icon
258x258