1/4-20 x 3/4" (20 Sets) Carriage Bolts Black, 304 (18/8) Stainless Steel Carriage Screws with Hex Nuts and Flat Washers, Square Neck Round Dome Head, Coarse Thread
1/4-20 x 3/4" (20 Sets) Carriage Bolts Black, 304 (18/8) Stainless Steel Carriage Screws with Hex Nuts and Flat Washers, Square Neck Round Dome Head, Coarse Thread
Description
Carriage Bolt with Nut & Washer Self-Locking Square Neck Design Prevents spinning during installation and use, eliminating the need for additional driving tools. Ensures secure fastening and reduces installation time. Durable 304 Stainless Steel Construction Offers superior strength and exceptional corrosion resistance, ideal for harsh environments (high humidity, extreme temperatures, outdoor use). Requires minimal maintenance for long-term reliability Integrated Washer Functionality Smooth domed head distributes pressure evenly, reducing surface damage and eliminating the need for separate washers in most applications. Versatile Fastening Solution Perfect for wood-to-wood or wood-to-metal connections in construction, furniture, fencing, and agricultural projects. Includes matching nut and washer for instant readiness. Aesthetic & Safety Benefits Polished stainless steel finish resists rust while maintaining a clean, professional appearance. Smooth head minimizes snagging hazards in high-traffic areas. Weather-Resistant Performance Engineered to withstand moisture, UV exposure, and temperature fluctuations without degrading, ensuring reliability in outdoor or industrial settings.
Item Details
Pickup Location
1402 S 40th Ave
Phoenix, AZ, 85009
Quality
Estimated Retail Price
$9.99
Buyers Premium
15%
Inventory Number
1053281728
Found in
Additional Details from the Manufacturer
This item information is coming from the manufacturer. Some of the details may vary from the Nellis Auction listing. Please check the Quality Rating and Notes for information specific to this listing
brand
EASTLOcolor
Blacksize
1/4-20 x 3/4"More features
- Ready-to-Use Bolt Kits—20 Sets each containing a Carriage Bolt (1/4-20 thread size, 3/4" long), Hex Nut (fits 1/4-20 bolts), Flat Washer (1/4" Inner Diameter)
- Length: 3/4 inch (19mm approx.) underhead length – measured from bottom of dome head to end of threads, includes square neck
- Diameter of the head: 14.3-15.1mm; Height of the head: 3.2-3.7mm; Height of the square neck: 3.2-4mm;
- Design feature: Big round domed head designed to eliminate the need for a washer; Square neck underneath the head helps self locking; Their strong holding power ensures the stability and reliability of your contructions; Use wrench or plier tools to turn the square neck to install them
- Material: Premium 304 Stainless Steel with a wear-resistant black coating, engineered to outperform standard 304 stainless and zinc-plated fasteners. Combines unmatched strength and corrosion resistance for extreme environments (high heat, freezing temps, humidity) while maintaining a sleek, low-maintenance finish that resists fading


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