Hot Sale Chicago Screws on Amazon
Black Chicago Screws for DIY Kydex and Leather Gun Holsters/Clips and Knife Sheaths
- Carbon steel Material
- Black oxide finish
- Phillips/ Hex socket, Slotted, Torx Drive System are option
- Truss head/ Flat head, Pan head, button etc Head Style are option
- Thread size #8-32
- Service OEM/ODM Customized
what is a chicago screw?
Chicago screws Also known as Sex bolt, Male and Female Screw, book binding screw.Due to their overwhelming versatility, Chicago Screws make a great fit for most DIY projects. These binding screws are crucial for many people in the medical, food, and entertainment industries. Originally created and used within the bookbinding industry, the adaptability and usefulness of these screws has greatly increased their popularity.
Our company offers Chicago screws in various colors, shapes and sizes.OEM&ODM is welcome!
The chicago screw consists of a female (internally) threaded barrel (nut) and a male (externally) threaded screw, Before using Chicago bolts, we normally need to know the diameter of the threaded screw, barrel diameter, head size, and more, and then choose the right one. When using it, punch a hole in one corner of the account book, pass the threaded screw through, then fasten the barrel(nut), and rotate to fix it.
Customizable Product Materials
FINEX produces copper Chicago screws with bright colors and superior luster, as well as corrosion resistance and ductility, which are often used in the decoration of high-grade products.
FINEX offers stainless steel Chicago screws with strong corrosion resistance, high temperature resistance, and rust resistance.
FINEX chicago screw made of high-quality carbon steel material, not easy to deform and break. Very suitable for binding books, photo albums, etc.

Aluminium screw posts can be easily removed to make changes or add more pages. Usually finger pressure is enough to unscrew them

FINEX carries plastic chicago screw in multiple sizes and styles. four standard lengths from 1/4” to 3/4” are available to meet your needs. Available in white or black plastic

Compared with other metal Chicago screws, titanium Chicago screws have stronger corrosion and heat resistance and cold resistance
Customized Surface Treatment Available
OEM & ODM Chicago Screws for Various Applications
Why FinEx is Trusted by 1000+ Clients

5 working days for regular products,15 working days for customized products.

Each product there are more than 10 inspection procedures before ship out to ensure quality

we have advantage in the cost of raw materials. Under the same quality, our price is generally 10%-30% lower than the market.

Any feedback will be replied to within 24hours, We have a low-risk commitment to reduce our clients’ trading risks
Screw Drive Compariason
Our screws: cross recess drive remains intact after repeatedly used.
Bad screws on the market: cross recess drive cannot be used after repeatedly used, they may slip or tear out the phillps screw head


Screw Plating Comparison
Our screws: good finish, clear thread, even coating, bright appearance.plating meets the requirement of ISO standard, the finish won’t be oxided and rusted after salt spray test.
Bad screws on the market: bad finish, uneven coating, thread is oxided, the finish is blacked. the finish will be oxided and red rusted after salt spray test
Screw Material Comparison
Our screws: we use quality carbon steel material, Chemical Element content in Steel meets the requirement of ISO standard, they won’t be broken after 90° bent, high strength, good toughness.requirement of ISO standard, they won’t be broken after 90° bent, high strength, good toughness.
Bad screws on the market: bad carbon steel material, Chemical Element content in Steel doesn’t meet the requirement of ISO standard, they will be easily broken after 90° bent, high strength and bad toughness.

Choose FinEx to Custom Chicago Screw


FinEx is a leading fasteners supplier and manufacturer in China. Specialized in unique R&D, production, and sales of the custom fasteners. Our rich fasteners expertise allows us to deliver the finest products in the market and offer the best possible customer experience.
Let FinEx support your custom fasteners journey. We promise to do our best in upgrading and elevate your brand. Contact now!
What Our Customer Say

Nice Quality, Great service.Shipping speed is fast

PERFECT =) , I love this company and the product is amazing. The service is also perfect. Thank you again.

Заказ в точности что и описал продавец. быстро и четко обработали и отправили. долго оформляла таможня из за описания инвойса а целом все гуд. Будем работать дальше.




























