2 in. Aluminum Screw Posts/Chicago Screws (Qty 100 sets)
Also referred to as "Chicago Screw Posts" & "Chicago Screws", our Aluminum screw post binding posts are a great choice for swatch books, architectural and engineering drawings, or any application where loose sheets need to be kept together.    * Diameter (outside post): 3/16"  * Diameter (outside screw head): 7/16"  * Recommended hole size: 1/4-5/16"  * Post is threaded on one side  * Screw Head: 1/16" (A top & bottom head will add an additional 1/8" to post length)