TecUnite Silvery Chicago Leather Bookbinding Review

Assorted sizes: diameters of these screw posts are all 5 mm (3/ 16 inch), with 5 different lengths, include 6 mm (1/ 4 inch), 10 mm (3/ 8 inch)uff0c12 mm (1/ 2 inch)uff0c15 mmuff089/ 16 inchuff09and 18 mmuff0811/ 16 inch). Convenient to use: these screw posts are easy for you to bind and remove, you can use a drill to punch a 5 mm diameter hole, then install the 2 parts from 2 sides. Material: made of carbon steel, which is sturdy and durable, with plated surface, they can enhance the capability of corrosion resistance and decorative effect efficiently. Multiple usages: widely applicable for leather handicrafts decoration, decorating document, book, photo album, bookbinding, scrap booking and other diy crafts. Package includes: 100 pieces screw posts in 5 sizes, 20 pieces of each size, large quantity can meet your various needs easily; Color: silvery.