90 Sets Screws Assorted Kit, 6 Sizes of Round Flat Head Leather Rivets Metal Screw Studs for DIY Leather Craft and Bookbinding (M5 X 4, 5, 6, 8, 10, 12) (Black)

🔧【90 sets of 6 sizes】Rivet stud set includes 6 sizes (M5*4mm, M5*5mm, M5*6mm, M5*8mm, M5*10mm, M5*12mm), 15 PCS of each size., 🔧【High quality material】 these screws are made of high quality carbon steel with nickel plated surface, clear grain, smooth and burr-free, waterproof and durable, no rusting., 🔧【Excellent design】 chamfered design is safer, deep thread, not easy to slip during rotation, even force and good tightening strength., 🔧【Widely used】 These leathercraft 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 al, 🔧【Easy to install】 pick the right length of screw, put the stud through the hole, align the nut with the stud and tighten the screw. Note: When installing, the hole please do not exceed 4mm, if the hole is too large, it is easy to cause the screw to