(100pcs) Material: 304 grade stainless steel which is safe, surgical grade, hypoallergenic, and tarnish resistant metal Suitable for daily wear, outdoor, shower, gym and sports; Highly resistant to discoloration, tarnish, sweat, heat, water, smudge; color lasts forever; 304 stainless steel is widely used in medical equipment, household products, and food industry; It is an excellent material for use in jewelry due to its low risk for allergic reaction; It's generally considered hypoallergenic for Most people When this item is closed over crimped tubing it will look like your piece ends with a 5mm (0.2 inch) bead; When the crimp cover is open, its size is about 6.8mm (0.27 inch) These crimp covers are strong because they are made of high quality strong 304 stainless steel, and a strong, large crimp cover closer plier is recommended to work with these strong crimp cover; Color: Stainless steel; Safe craft and jewelry making supplies A material and quality assurance certificate of these 304 stainless steel products issued by Adabele, U.S. A. is included; these Items are packaged in Adabele's trademarked bag

Looking for stainless steel jewelry making beads and findings for your earrings, bracelet, ring, necklaces, pendant, keychains, bookmarks and all other jewelry making? Adabele offers you a large selection of jewelry making supplies that are made of premium grade stainless steel.

Adabele mainly uses 304 and 316 grades in its stainless steel products because both of them are safe surgical grade, hypoallergenic, and tarnish resistant. 304 stainless steel is widely used in medical equipment, household products, and food industry; 316 is a common choice for surgical devices, biomedical implants, body piercings and body modification implants.

Both 304 and 316 stainless steel are excellent materials to be used in jewelry making due to its low risk for allergic reaction and its ability to tolerate water. Moreover both 304 and 316 grade Stainless steel may contain very tiny amounts of nickel. The amount is so small, and it is generally considered nickel-free material, and is hypoallergenic for most people.

Adabele stainless steel products are great for daily wear, shower, gym exercises, outdoor and sport activities, and they will not tarnish or discolor.

Adabele’s stainless steel jewelry making supplies include clasps, bail clip, chain and chain extender, anklets, jump rings/split rings, earring hooks and backs, earring post and hoop, rhinestone Rondelle beads, spacer beads, beading wire/thread, bead cap/end cap, cord end, end bar, connector, links, bead tips, crimp bead, jewelry pins, bead cages, wire protector, eyelets, rivets, brads, grommets, bezel cup frame, jewelry settings, cabochon setting, and much more.

Please check out all Adabele’s stainless steel jewelry making products today on amazon, Thank you!