Which armor would be better at level 10 barb HC?

Tier 3 rare bronze plate mail
+176 max life
+10 dex

or

Tier 5 mystical shell scale male
5% life steal
1~2 life per kill
+2 crit strike

This post was edited by AARfanatic on Apr 18 2009 08:49pm

1st one

plate mail

Thanks.