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Everything You Need To Know About Carriage Bolts – KG Lilly Fasteners
SPARKWHIZ 1/2 in. x 8 in. Carriage Bolt Kit Includes 12 Bolts, 12 Washers, and 12 Nuts+1/2-Inch x 12-Inch Auger Drill Bit, Hex Shank 3/8-Inch: Amazon.com: Industrial & Scientific