hexl-rulers

hexl-rulers is a variable defined in `hexl.el'.
Its value is

((8 . " 87654321  00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff  0123456789abcdef")
 (16 . " 87654321  0011 2233 4455 6677 8899 aabb ccdd eeff  0123456789abcdef")
 (32 . " 87654321  00112233 44556677 8899aabb ccddeeff  0123456789abcdef")
 (64 . " 87654321  0011223344556677 8899aabbccddeeff  0123456789abcdef"))

Documentation:
Not documented as a variable.