Binding posts are similar to architectural bolts in that they are designed to be assembled from one side - but they have teeth on the flanged surface to keep them fixed.
Everbilt 1/4 in-20 x 1 in. Combination Binding Head White Nylon Machine Screw (2-Pack) 814458 - The Home Depot
1/4 Phillips Flat Tapcon Screws
1-1/4'' Screw Post (20 per Pack) : Binder Screw Posts : Office Products
Hard-to-Find Fastener 014973173692 Post with Screws, 1/4, Piece
Hard-to-Find Fastener 014973197254 Phillips Oval Machine Screws, 1/4-20 x 1, Piece-40 : Industrial & Scientific
Hard-to-Find Fastener 014973211714 Phillips Flat Tapcon Screws, 1/4 x 1-3/4-Inch, 25-Piece : Industrial & Scientific
Heavy-duty Aluminum Diameter Size: 3/16 Recommended hole size: 1/4-5/16 Intended for document and/or swatch book binding purposes
TRUBIND Chicago Screw and Post Sets - 1/4 inch Post Length - 3/16 inch Post Diameter - Aluminum Hardware Fasteners - 100 Screws with 100 Posts for
Chicago Screws 1/4 Plain 25 Pcs Np Silver: Leathercraft Supplies: : Industrial & Scientific
FAS-N-TITE Exterior-Coated Fence Post Screws (#12 x 1-1/2) - 175 Pieces, Silver (9976305): : Tools & Home Improvement
FAS-N-TITE Exterior-Coated Fence Post Screws (#12 x 1-1/2) - 175 Pieces, Silver (9976305)
#10 x 5 Zinc Plated Steel Coarse Thread Phillips Bugle Head All Purpose Screws 38 PCS. 52636
Hard-to-Find Fastener 014973211714 Phillips Flat Tapcon Screws, 1/4 x 1-3/4-Inch, 25-Piece : Industrial & Scientific
Hard-to-Find Fastener 014973120931 Screw Posts with Screws, 3/4, Piece-10 : Industrial & Scientific
Steel with Nickel (Silver) Finish Chicago Screws Size: 3/8 inch 100 Tops and 100 Screws Beautify your Leathercrafts! /P Our high quality Chicago screws are a great addition to any leather garment or accessory. Easily applied with standard screwdriver. Used by saddle makers and leathercrafters everywhere. /br This lot contains 100 tops and 100 screws; steel with nickel (silver) finish. Size 3/8.
Chicago Screws 1/4 Plain 25 Pcs NP Silver
Everbilt 1/4 in-20 x 1 in. Combination Binding Head White Nylon Machine Screw (2-Pack) 814458 - The Home Depot