The carriage bolts and nuts in this set are constructed of steel, and each come in a zinc-plated finish. The threading on these fasteners is 1/4
Prime-Line 1/4 in.-20 x 4 in. A307 Grade A Hot Dip Galvanized Steel Carriage Bolts (50-Pack) 9062566 - The Home Depot
1/4-20x5/8 Carriage Bolt 304 Stainless Steel Polishing 25 Pack
Prime-Line GD 52103 1/4-20 Carriage Bolts and Nuts with Smooth, Domed Heads (12 Pack) : Industrial & Scientific
Customer reviews: Prime-Line GD 52103 1/4-20 Carriage Bolts and Nuts with Smooth, Domed Heads (12 Pack)
Hard-to-Find Fastener 014973453640 Carriage Bolt, 1/4-20 x 3, 15 : Industrial & Scientific
1/2-13 x 3-1/2 (1/2 to 3 Lengths Available) Round Domed Head Square Neck Carriage Bolt 5 PCS, 304 Stainless Steel 18-8, Grade 8.8, Full Thread, : : Tools & Home Improvement
1/2 in. x 6 in. Tan Carriage Bolt Kit Includes 12 Bolts, 12 Washers, and 12 Nuts, Ceramic Tan Coated for Exterior Use - 2X Rust Resistance of Galvanized by Makers Bolt : Automotive
1/4-20 x 1-1/4 (1/2 to 6 Available) Carriage Bolts Screws, Stainless Steel 18-8 (304), Round Head, Square Neck, Fully Threaded, 25 PCS : Industrial & Scientific
Prime-Line 1/2 in.-13 x 2 in. A307 Grade A Hot Dip Galvanized Steel Carriage Bolts (15-Pack) 9064350 - The Home Depot
Prime-Line 1/4 in.-20 x 3 in. Grade 18-8 Stainless Steel Carriage Bolts (50- Pack) 9062433 - The Home Depot
