Remove your purple-orange gradient map, or at least set it to soft light and drop its opacity to at least 40%, less even.
The screws need sharper and smaller highlights and shadows around them to make it more realistically screwed into the wood, the bevel+emboss looks terrible.
The gloss effect on your supposedly-polished-wood name is all skewed and wrong, have it flow to one light source, or multiple properly.
What's with the odd outer glow on the lettering?