Bamboo and Rattan Works, Inc., 470 Oberlin Ave. South, Lakewood, NJ 08701. Ph (800) 422-6266.

that is where i got the rattan i used for kids bows... they might have other stock that fits your needs.

You want the skin of the rattan, its usually for chair seats. The stuff used for baskets is not good for handles.  

Rockler carries it, but its kinda expensive there.