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Original Designs Historically Inspired. Uniquely Ours
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Made in USA Forged by Hand in Teton Valley, Idaho
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From Our Family Forge Crafted by multi-generation family blacksmiths
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Veteran-Powered US Army Veteran blacksmiths—American grit in every strike.
Looking for a functional yet stylish way to enhance the look of your home? Look no farther than 1/4" dia. Smooth Carriage Bolts from Old West Iron. Our wrought iron carriage bolts are high quality and designed to last, perfect for fastening in any application. The shoulder underneath the head ensures that the bolt stays firmly in place while you fasten the nut. Plus, their button head design requires no washer needed under the head; however we suggest using a washer under the nut for added durability. Available in a range of colors and finishes from traditional black iron bolts and oil-rubbed bronze bolts to rusty carriage bolts, these decorative carriage bolts allow you to make sure your project looks up to date with your modern or rustic interior design aesthetic. Upgrade your home with 1/4" dia. Smooth Carriage Bolts from Old West Iron today!
The 1/4" carriage bolt has a 9/16" round head.
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- Head Shape: Round
- Head Texture: Smooth
- Head Diameter: 1/2"
- Shank Diameter: 1/4"
- Thread Pitch: 20
- Thread Type: Course
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- Raw: Metal is left untreated. Recommended for those wanting to add their own finish.
- Black: The part is painted flat black. We recommend this option for parts that have no texturing done to them and for outdoor use.
- Oil Rubbed Bronze: A wax containing bronze is rubbed on the piece, leaving a bronze color to the high points of the metal where the lows will be black. Recommended for hammered or distressed textured items.
- Pewter: A wax containing pewter is rubbed on the part, leaving the silver-ish pewter color on the highs points of the metal and the lows will be black. Recommended for hammered of distressed textured items.
- Aged Bronze: A wax containing bronze is applied to the piece and then wiped away. This finish leaves the high points of the metal black and the low points a goldish-bronze color. Recommended for hammered or distressed items.
- Aged Pewter: A wax containing pewter is applied to the piece and then wiped away. This finish leaves the high point of the metal black and the low points a silver-ish pewter color. Recommended for hammered or distressed items.
- Rusty Metal Patina: This finish leaves the reddish, orange color of the rust on the low points of the piece. It looks best when selected with a hammered or distressed texture
- Gunmetal: This is an acid finish leaving hints of blues and browns coming through the part. The coloring soaks into the metal making it more scratch resistant (Good for high use items).Not recommended for outdoor use
- Wrought Iron Patina: This is an acid was finish, the blackish coloring will soak into the metal making it more scratch resistant (Good for high usu items). Not recommended for outdoor use
- Reviews
- Questions
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Custom 1/4" Carriage Bolts
The bolts were exactly what we needed. Not expensive for custom pieces. I'll be ordering some other parts.
Old West Iron
Thank you for your review, we look forward to working with you again!

1/4" carriage bolts
Product looks just right for the wood stairs I built.
Old West Iron
Thank you for your review! We'd love to see how your staircase turned out!

Excellent product
Needed custom sized carriage bolts and acorn caps. These were produced and shipped promptly and arrive in excellent condition. Definitely recommend Old West Iron.
Old West Iron
Thank you so much! We value satisfying our customers.

Easy to work with
Old West Iron website was easy to navigate and the questions I did have were answered quickly and effectively. I even chose the wrong finish and sent an email and they changed it for me the next day! Great to work with and a nice product.
Old West Iron
We appreciate your review! So glad we were able to help and we look forward to working with you again!

Love ‘em!
This is the third time we’ve bought “fancy” carriage bolts from you for some furniture. They add just the right touch. Thanks again.
Old West Iron
Thank you! We appreciate your feedback and look forward to working with you in the future!