Assorted chicago screws: 5 sizes, 20 set for each size,100 sets chicago screws in total 5 Different sizes: post diameter is 3/ 16 inch/ 5 mm, 5 kind of post length are 1/ 4 inch/ 6 mm, 3/ 8 inch/ 10 mm, 1/ 2 inch/ 12 mm, 9/ 16 inch/ 15 mm, 11/ 16 inch/ 18 mm; Screw and base diameter is 3/ 8 inch/ 10 mm Wide application: especially suit for leather handicrafts decoration, bookbinding, document, book, album, DIY crafts, etc.

Wide application: especially suit for leather handicrafts decoration, bookbinding, document, book, album, DIY crafts, etc. Chicago Screws Also named as Binding Screw and Screw Post, Easy to Use, Widely Used As The Book or Photo Print Albums Binding Supplies. It Also Can Be Used in the Production of Saddles and Leather Purses. Wide range of usage: the screw post is suitable for holding and decorating document, book, scrapbooking, photo album, etc., good supplies especially for leather handicrafts. 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),12 mm (1/ 2 inch),15 mm(9/ 16 inch)and 18 mm(11/ 16 inch). Assorted chicago screws: 5 sizes, 20 set for each size,100 sets chicago screws in total.

Date First Available: September 11, 2019. Manufacturer: Teng Lang. Item Weight: 9.6 ounces. Best Sellers Rank: #14,690 in Arts, Crafts & Sewing. Customer Reviews: 4.5 4.5 out of 5 stars 443 ratings 4.5 out of 5 stars. : B07XRVN92M. Item model number: SDH5116. Package Dimensions: 4.2 x 2.4 x 1.25 inches. Size: M5x6/10/12/15/18 mm. Fastener Type: button. Thread Coverage: Fully Threaded. Head Type: Binding. Color: Silvery. Brand: Teng Lang. Exterior Finish: Metal. Head Style: Button, Binding. Material: leather.