Color Assorted Color Material Iron Item dimensions L x W x H 3.15 x 2.76 x 0.25 inches Number of Pieces 600 About this item Jewelry Making Pin Set: the package comes with 200 pieces of flat head pins, 200 pieces of ball head pins, 200 pieces of eye pins, a total of 3 different styles, 5 colors per style, and equipped with 1 piece of storage plastic box, adequate in quantity to meet your diverse jewelry making needs Sturdy for Long Time Use: made of quality iron material, the jewelry making pin is stable in structure, not easy to break, deform or fade, smooth and glossy on the surface, reliable and lasting, serving you for a long time, good flexibility and can be bent into any shape you want, convenient for you to make jewelry in various shapes Easy to Use: you can bend or cut the craft beading pins with pliers (not included) to get the length you want, just slide the appropriate beads and rhinestones into the ball pins, and then design and make different decorative styles according to your own preferences and tastes;Warm note: If some long pins are bent, place use tools (not included) or straighten them by hand Wide Range of Applications: these multicolored pins are suitable for DIY crafts and jewelry making projects, such as making earrings, necklaces, bracelets, hanging pendants and more, bringing you a beautiful and exquisite decorative effect Size Details for Your Reference: the head pins jewelry making supplies have 3 styles of different sizes, the flat head pins are about 0. 03 inches/ 0. 75 mm in thickness, 2 inches/ 50 mm in length, the ball head pins are about 0. 02 inches/ 0. 5 mm in thickness, 2 inches/ 50 mm in length, the eye pins are about 0. 03 inches/ 0. 75 mm in thickness, 2 inches/ 50 mm in length, please check the size before purchasing