or hooks to the lure 20 this may require the use of a pinching tool inventor is working on the proper design and patent application due to the small sizes of locking rings involved due to the ease of attaching one or more things to the oval spring locking ring 16 it is a big savings in time and money to the lure 20 manufacturer and more fishing time for the angler more on that in fig5 fig4 is a top view of an open oval locking ring 16 this illustrates why the object are so simple to load and lock on the ring fig5 is a side view of an open oval spring locking ring 16 with a swivel 18 attached one of the largest items sold in terms of numbers is u201c snap swivels u201d both spinning and bait casting sports use a large number in connecting lures to fishing lines which also prevents line twist where a swivel 18 is required if the lure 20 tends to rotate however about half of the fishing sports market is made up of anglers who mainly bait fish here the use of snaps and snap swivel 18 is equally important.