This is a set of 3 flexible hand files with different grit on each side:

100 grit,150 grit, 180 grit, 240 grit, 400 grit and 600 grit

each file is 5 3/4” L by 5/8” W

TIP: Merry-Lee writes the grit on the edges as the lettering on the file fades with use