Jewelry Making Supplies: The jewelry making kit comes with a box of 690 pieces of split rings and a pcs of split ring pliers, great for necklace, bracelets and jewelry making Sizes: The split rings for jewelry making are available in 6 different sizes (4mm, 5mm ,6mm, 8mm, 10mm,12mm) you a for all kinds of DIY craft projects Split Ring Opener Tool: The split ring pliers for jewelry making with sturdy construction that can open the double jump rings with ease, then you can your charms or other attachment to the jump .Save your time and make your task easier Plastic Container for Convenient Storage: The closed jump rings are packed in separate grids according to sizes and colors, no worry about mess up Multi-Application: The split ring pliers for jewelry making is perfect for opening the split rings, key rings, dog tag rings and .While the closed jump rings for jewelry making are perfect for jewelry making and jewelry repair, especially used on necklace and bracelets Material: metal Color: as shown Package Contents: 1 box 690 pieces gold Double Rings Circles 1 x split ring pliers Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing.The measurement allowed error is +/- 1-3cm.