Chicago screw binding

Custom fasteners Manufacturer

countersunk head sex bolt Chicago screw binding post

Type: countersunk head screw, sex bolt,Chicago screw binding

Material: Brass

Finish: Natural


Standard: Inches, Metric


Chicago screws binding are mating fasteners-a barrel with an internal thread, and a male screw, they were originally designed to clamp material between the head of the barrel and the head of the screw or to bridge the gap between 2 parts. Below is our general specification, any custom-made screws can be acceptable matter what size or material, or finish you.

Chicago screw binding, also known as screw post binding, is a binding method commonly used to bind documents and other materials together. It uses a series of screws and posts to hold the pages or other items in place. The screws are typically made of metal and have a flat or rounded head on one end and a threaded shaft on the other end. The posts are usually made of the same material as the screws and have a threaded hole through the center.

MaterialStainless Steel, Alloy steel, Carbon Steel, Brass, Aluminum, and So on
FinishPlain, black, zinc plated/according to your requirement
PackagePlastic bag+Carton
SizeUS Size or Metric screws are available
StandardDIN, JIS, GB, ANSI.
PaymentT/T or Paypal
Screw Head Typecountersunk
Drive TypePhillips-slotted
Sizefrom M1 to M16 or customized
Product Type countersunk head sex bolt Chicago screw binding post
Guaranteeone year
Thread typemachine thread
Lead time20days
ServiceCustomized as customer’s drawing or requirements
Deliveryby sea or Express

Shenzhen HeatHardware Co., Ltd are screw manufacturer with over 20 years of specializing in custom fasteners for aerospace, automobile, electronics, electronic, Robot, Outdoor sports products, smart appliances, etc, our main products are stainless steel screws, brass screws, steel screw,sems screws, security screws, Torx screw, Micro screw, precision screw, nylon patch screw, self-tapping screw. plastic head screw.electronic screw, Chicago screw. bolt, nuts, and other fasteners, we can provide a one-stop fastener custom service for you.

Why Choice us
1. A full set of advanced equipment, assuring the product quality
-Automatic screw head and thread rolling machine
-Optical automatic screening machine
2. Finish surface treatment-ROHS Compliance
-Stringent salt spray testing and environmental testing, rust free
-Stainless steel salt spray test reaches 1000 hours
3. Systematic Quality Control,100% Optimal product
-Sclerometer+Salt Spray test machine+Dynamometer
-QC+Screening Machine+Optical detection machine
-ISO certificate
4. Mass Stock, The 24-hour delivery
-More than 10000 kinds of screws in stock
-Samples can be made and sent out within 24 hours
5. Custom-made service
-We bring your drawing design to reality
-100%non-defective and friendly environmentally compliant
-SGS, ISO 9001, ROHS, IATF 16949


Plastic bag+carton+pallets


Full payment for samples order.30%deposit for bulk orders and balance paid before shipment.


1. By FedEx /DHL /UPS /TNT /EMS door-to-door services.
2. By Air or by Sea for batch goods; for FCL.
3. Customers specifying freight forwarders or negotiable shipping methods are available.

Frequently Asked Questions

  1. What is a Chicago screw binding? A Chicago screw is a type of binding post consisting of two separate pieces – a male screw and a female barrel-shaped receptacle that screw together to securely fasten two or more pieces of material together.
  2. What are Chicago screws used for? Chicago screws are often used as a removable fastener in leather goods such as binders, journals, portfolios, and straps, as well as for attaching swatches and samples to sales kits, booklets, and other promotional materials.
  3. How is Chicago screw binding installed? Chicago screws are easy to install with a simple process of punching a hole through the material, inserting the male screw, and then screwing on the female piece to complete the connection.
  4. Is Chicago screw binding removable? Yes, Chicago screws are designed to be removable and can be easily unscrewed and reused as needed.
  5. What materials are Chicago screws made of? Chicago screws can be made from a variety of materials including metal, plastic, and even wood. The most common materials used are brass, steel, and aluminum.
  6. What sizes does Chicago screw binding come in? Chicago screws are available in a variety of sizes, ranging from as small as 1/8 inch to as large as 4 inches in length.
  7. How strong are Chicago screws? Chicago screws are a relatively strong and secure fastening solution, but their strength can vary depending on the size, material, and application. It’s always best to choose a size and material appropriate for the intended use.
  8. Are there different types of Chicago screws? Yes, there are different types of Chicago screws, including slotted head, Phillips head, and hex head options, as well as different lengths, materials, and finishes.
  9. Where can I buy Chicago screws? Chicago screws can be purchased at Chicago screw manufacturer and supplier
  10. Can Chicago screws binding be customized? Yes, many suppliers offer customization options for Chicago screws, such as adding a logo or unique finish to the screw heads.

Are You Looking For Custom Screw Manufacturer?

As a 20-year industry experience manufacturer with a factory equipped with precision machines, we can provide, from consultation to production, a one-stop solution for you. For an accurate quotation, you need to tell us the following information:


Please tell us the specific details, like what is material and finish do you, and the fastener size, if you have drawings or pictures, please send them to us


Normally small order quantities are acceptable, while large quantities can help us to lower the cost and get you a more competitive price.


Tell us your application or detailed information for your projects. We can offer you the best choice, meanwhile, our engineers can give you more suggestions under your budget.

What We Can Offer You..

Best Quality

We have rich experience in the manufacture, design, and application of custom fasteners, and served more than 10000 customers worldwide

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

With more than 22 years, we already have completed the control system and test equipment, we can provide all tests you need


Any feedback will be replied to within 24hours, We provide a 3-5 years guarantees policy. And all costs by us will be on our account.

Fast delivery

If you need urgently, we can deliver samples within 8hours. Bulk order can be within one week

About Us

Shenzhen Heat Hardware Co., Ltd is a leading custom screw manufacturer in China founded in 2000 years. We are specializing in custom screws, security screws, Sems screws, Chicago Screws, Weld Screws, Long screws, Micro Screws, Thumb Screws, Set Screws, Custom bolts, carriage bolts, nuts, and other custom Fasteners. With more than 20years of industry experience. We have serviced over 20000customers including the aerospace industry, automotive industry, electronics, mechanical and electrical products, robots, the Medical industry, communications industry, Outdoor sports products, smart appliances, etc. we can provide one-stop fastener customized service for you no matter what kind of custom fastener you need.

Production Process

We have a variety of production requirements of equipment, can meet any customized demands. can provide comprehensive fastener solutions. Anything you need can make by Heatscrew.

Material Preparation

Threading Rolling

Automatic Lathe

CNC Process

Final Test

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