The Wapsi Round Lead Wire Assortment contains six different sizes of lead wire used by fly tier's to weight nymphs and streamers, producing a quicker sink rate. The wire is wrapped around the shank, either by hand or on a bobbin, then covered with thread. These are standard thread sized-spools of soft lead, which will fit in a thread bobbin. The Round Lead Wire Assortment comes in a handy six compartment plastic snap close box.

The Wapsi Round Lead Wire Assortment contains one spool of each size: