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 |
2 . Smooth surface
3 . Quick operation
4 . Good security
5 . Environmental protection .
6 . Not easy to be rusted .
custom sex bolt binding post rivet male and female Chicago screw for leather
Chicago screws, which are also known as Chicago Fasteners, Chicago Bolts, Sex Bolts, Screw Posts, Tee-Nuts and Binding Posts, take the place of the permanently sewn on thread, and allow you to swap out different belt buckles with the same leather strap.Joint connecting bolt - widely used by shop fitters and joiners etc.Also commonly known as furniture connector bolts.
Heavy Duty, Won't strip like the Aluminum style; Perfect for Leather, Custom Hybrid Holsters, Sheaths, Straps.








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
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



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