Even tho chalk line would fill spool quickly and do the job, I'd still want to go with something waterproof and not going to rot or decompose until your line. I believe a good choice is good old...
Type: Posts; User: vicrider
Even tho chalk line would fill spool quickly and do the job, I'd still want to go with something waterproof and not going to rot or decompose until your line. I believe a good choice is good old...