ArtFire

One package contains 70 jump rings. Just as are listed on the back of each package, here are the ring sizes needed for each of these weaves and the approximate rings per inch (rpi):

Byzantine:
20ga 7/64 (2.8mm); appx 30 rpi
18ga 9/64 (3.5mm); appx 24 rpi

European 4-in-1:
20ga 7/64 (2.8mm); appx 45 rpi
18ga 9/64 (3.5mm); appx 33 rpi

Turkish Round:
20ga 7/64 (2.8mm); appx 57 rpi
18ga 9/64 (3.5mm); appx 42 rpi

Full Persian/Foxtail:
20ga 11/64 (4.3mm); appx 26 rpi
18ga 7/32 (5.5mm); appx 20 rpi

Half Persian 3-in-1:
20ga 9/64 (3.5mm); appx 16 rpi
18ga 11/64 (4.3mm); appx 16 rpi

**Japanese 12-in-2:
Small Rings: 20ga 7/64 (2.8mm); appx 50 rpi
Large Rings: 18ga 11/64 (4.3mm); appx 21 rpi

**Parallel/Helms Weave:
Small Rings: 20ga 7/64 (2.8mm); appx 7 rpi
Large Rings: 20ga 3/16 (4.8mm); appx 10 rpi
OR
Small Rings: 18ga 9/64 (3.5mm); appx 6 rpi
Large Rings: 18ga 15/64 (5.9mm); appx 9 rpi

**Dragonscale:
Small Rings: 20ga 9/64 (3.5mm); appx 34 rpi
Large Rings: 18ga 15/64 (5.9mm); appx 34 rpi

**Note that the Japanese 12-in-2, Parallel/Helms Weave, and the Dragonscale all require two different size jump rings.

To learn how to make any of the weaves listed above you can purchase my books at:

Basics Of Chain Maille here: http://www.artfire.com/modules.php?name=Shop&op=listing&product_id=1941029

Advanced Chain Maille here: http://www.artfire.com/modules.php?name=Shop&op=listing&product_id=1913056

artistic wire