Book Binding Brass Chicago Male and Female Rivets Screws

• Material: Iron
• Surface Finishing: Brass Plated
• Certification: CE
• Customized: Customized
• Surface Treatment: Brass Plated
• Length of Female Scrwe: 2mm-150mm
• Model NO.: Chicago screw
• Diameter of Female Screw: 5mm
• Length of Male Screw: 3.5mm, 4mm, 7.5mm
• Diameter of Male Screw: 4mm
• Diameter of Head: 10mm
• Groove Type: Smooth or Slotted
• Transport Package: Carton
• Specification: 10mm
• Trademark: Spider Screws
• Origin: China
• Production Capacity: 20000/Month

Product Description

Post Metal Chicago Screws Binding Screw / stainless steel book binding screw

Application	Book binding or leather binding
Male screw diameter	4mm or as request
Female screw diameter	5mm or as request
Male screw length	3.5mm,4mm,7.5mm
Female screw Length	2mm-150mm
Head diameter	Head diameter
Head drive	smooth or slotted
Surface treatment	Brass/nickel/copper/black
Packing	bag+carton+pallet

1 . No burrs scratch

2 . Smooth surface

3 . Quick operation

4 . Good security

5 . Environmental protection .

6 . Not easy to be rusted .

Binding post screw is a combination of male screw and female screw,male screw with outside thread rod and female screw with inside threaded hole , both items can be fasten the workpieces .

Binding post screws are also known as Chcargo screws or sex bolts and male female screws , normally secure official paper or files.the hole depth can be adjusted .

Tip for use

 

1. The thread moving direction is from right to left to drill into workpiece , and back out in reverse direction.

2. Do not use a sharp tool or bladed tool to drive the screws .

3. Do not scratch the screw in harden something in order to keep bright surface .

4. Keep screws in the dry warehouse
 

1. 4kgs each bag and 4 bags each carton
2. packed in box and then carton
3. 20 tons usually each 20ft container
4. Customization is available