MFC Tungsten Beads Have countersunk holes which make them easy to slide around the hook bend. Durable finishes that won't deteriorate quickly. Much heavier than brass beads so your fly gets to the strike zone quickly.
1/16" Hook size 18-22 5/64" Hook Size 16 - 20 3/32" Hook size 14-18
7/64" Hook Size 12-16