Link to your individual collections by creating a new linklist in the Navigation section of the admin.
You can then have it appear here by choosing your new linklist under Customize Theme / Sidebar.

850945 ELECTRODE FOR STAINLESS STEEL, 18%CR-12%NI-2%MO,IMPA
IMPA 850945 ELECTRODE FOR STAINLESS STEEL, 18%CR-12%NI-2%MO