AutoCad Mechanical 2000 has these symbols built in. Autocad 2000 does not. Some companies sell lisp routines that can be added to Autocad 2000 for creating surface finish Try checking out
One drawback to using mechanical 2000's symbols is that you have to ensure anyone who opens your drawing has acad mechanical as well. Opening in plain acad or saving as older version will produce unexpected results.
I did not find any free lisp routines but they are probably out there. Beyond that you could create your own symbols using blocks and attributes.