It would help to understand a bit more of the competitive landscape. The competitors aren't really doing anything that well designed.
Panacea - http://www.panaceaproducts.com/
Deer Park Ironwork - http://www.deerparkironworks.com/
Gardman - http://www.gardmanusa.com or https://www.google.com/search?q=gar…99&bih=715
I found this company which was actually pretty cool http://www.blackcountrymetalworks.co.uk it's in the UK however.
-Garden Tools (shovel, hoe, rake, etc)
-Outdoor Furniture (Bench, table, chairs, umbrella, etc)
-Kitchen organizers or designs for hanging things like candles, coats, knives, etc.
I liked the Amazon logo. It's clever, simple, uses a splash of nice color, broad, memorable.
I'm not sure if there is a way to use a hammer as an icon without looking cheesy / typical.