Starting 4PM and only for 4 hours, Ka-Bar Becker BK2 for $56.99.
After that, it goes back to its previous price. This is a very sturdy, 5.5" blade made of 1095 steel, full tang construction and limited lifetime warranty, made in USA. Becker also has a 7" version, the Becker BK7 if you need something a bit bigger.
Ka-Bar Becker BK2 Campanion Fixed Blade Knife $56.99 (deal price from 4PM to 8PM)