I need to cut down very thorny, woody brush, about a quarter acre to
half acres worth. Machete doesn't do the trick at all. Just bounces
off the brush. Trimmers with cords, forget about it. I need a hand

Sharpen the machete. Actually, skip the machete and buy a
brush-hook and/or bank blade like these:

http://www.americantrails.org/resour...fo/tools3.html


--Goedjn