Lobster Claw Clasps: 12x7x3.5mm(0.47"x0.27"x0.13"), hole: 1.5mm, 25pcs; 10x6.5x3.5mm(0.4"x0.25"x0.13"), hole: 1mm, 25pcs. The closure of curve lobster clasps is very easy and fit for most jump rings and chain. Open Jump Rings: size A--diameter 3mm, 26 guage, 100 pcs; size B--diameter 5mm, 24 guage, 100 pcs. Perfect for any project you have, whether to make chainmail armor, try out new weaves, make spectacular jewelry items or something else entirely!. Glue-in Style Cord Tips: fill glue into the tip, then press the cord into the tip, compatible with satin cord, leather, suede, tassel, lace, hemp, etc, suitable for making bracelet and necklace. 304 Stainless Steel Material: made of 304 stainless steel, manufactured with safe materials, anti-rust stable and durable. Jewelry Making Kit: package includes 200 pcs 4 sizes leather ribbon ending clasp tips, 100 pcs 3mm jump rings, 100 pcs 5mm jump rings, 50 pcs 2 sizes lobster claw clasps.Number of Pieces: 50. Brand: PH PandaHall. Style: Compatible. Color: Silver. Material: Stainless Steel, Leather. Date First Available: October 29, 2020. Best Sellers Rank: #140,793 in Arts, Crafts & Sewing. Customer Reviews: 3.6 3.6 out of 5 stars 17 ratings 3.6 out of 5 stars. : B08M62M2ST. Manufacturer: PH PandaHall. Item Weight: 2.39 ounces. Product Dimensions: 0.39 x 1.57 x 1.97 inches.