Size:: 5/16" opening (not in set) -- $39.22 3/8" opening -- $41.05 7/16" opening -- $41.22 1/2" opening -- $43.75 9/16" opening -- $46.27 19/32" opening -- $47.00 5/8" opening -- $47.00 11/16" opening -- $47.00 3/4" opening -- $49.26 25/32" opening -- $50.00 13/16" opening -- $51.00 7/8" opening -- $55.00 15/16" opening -- $55.45 1" opening -- $73.32 1-1/16" opening -- $74.95 1-1/18" opening -- $82.92 1-1/4" opening -- $84.16