ALLOYGOLD 110 Sets Gun Black Chicago Screw Leather Assorted Kit ，8 Sizes of Screw Rivets for Leather Rivet for DIY Leather Craft and Bookbinding (M5 X 4,5,6,8,10,12,15,18) - AD-Gun black Chicago Screws-456810121518

• 【multitudinous】chicago screws 110 sets of 8 sizes ，including 15 sets of M5*4, M5*5, M5*6, M5*8, M5*10, M5*12, 10 sets of M5*15, M5*10. The diameter of the screw rivets is 5mm(3/16 inches), and the one word screws of M4*4 are matched. You can combine them freely. Various lengths are available to meet your different needs. 【High demand】 leather rivets strong and durable, easy to bind, excellent finish, good screw head chamfering, low profile slot, professional appearance, easy to disassemble and install, is your only choice. 【High-quality material】These Chicago screws are made of high-quality carbon steel, advanced nickel plating, and a stable and dense oxide film on the surface, don't come loose which is durable and anti-rust. 【Widely used】 These leather screw rivets are especially suitable for DIY various leather crafts, as a fixed or decorative items used. For example: belt connection, bag decoration, clothing decoration, key bag nails, stationery ledger nails, photo album nails, calendar screws, etc. Reusable storage boxes: All the black chicago screws for leather packed in a delicate and transparent box. The book screws are arranged according to size, you can easily store and find the size you need.