This 200 Piece Kit Includes Nickel Plated Split Rings Jewelry Connecting Findings 16mm & 20mm 100 Nickel Plated Split Rings Great for Connecting Clasps, Charms, Links & Other Jewelry This is a new set of 100 nickel plated split rings Great for connecting clasps, charms, links and other jewelry No soldering is necessary because they work like key chain rings Each measures approximately 16 mm (5/8") in diameter 100 Nickel Plated Split Rings Great for Connecting Clasps, Charms, Links & Other Jewelry This is a new set of 100 nickel plated split rings Great for connecting clasps, charms, links and other jewelry No soldering is necessary because they work like key chain rings Each measures approximately 20 mm (7/8") in diameter