Carriage Bolts Screws 8 Sets, 5/16-18 x 2-1/4" 304 Stainless Steel Bolts Assortment Round Head Square Neck with Hex Nuts & Flat Washers Full Thread Coverage - Silver

Key Features

• Specification Color Silver; Thread Size 5/16-18 x 2-1/4"; Head Diameter 0.719 inch; Total Length 2.426 inch; Washer Dimensions ID 0.375" x OD 0.875"; Package Content 8 x Carriage Bolts ; 8 x Hex Nuts; 8 x Flat Washers.
• Material- Stainless Steel Carriage Bolts crafted from 304 stainless steel with no exterior finish. This material delivers exceptional strength and corrosion resistance, outperforming standard stainless steel or zinc-plated alternatives in both indoor and outdoor environments.
• Function- This carriage bolts screws engineered with a self-locking square neck that securely grips square holes to prevent rotation during tightening. The dome-shaped round head provides a polished finish for visible installations, while the coarse thread ensures robust gripping power and reliable connections.
• Easy to Use- This carriage bolts is easy to install pre-drill matching hole, insert square neck until flush, then tighten with included hex nuts and flat washers. This design eliminates the need for special tools and ensures stable fastening.
• Wide Application- Perfect for furniture assembly, construction projects, machinery maintenance, wooden structures, decking, trailers, and outdoor fixtures. The vibration-resistant design and anti-loosening properties make it suitable for both DIY and industrial applications.

Product Description

About this item Specification: Color: Silver; Thread Size: 5/16-18 x 2-1/4"; Head Diameter: 0.719 inch; Total Length: 2.426 inch; Washer Dimensions: ID 0.375" x OD 0.875";

Package Content

8 x Carriage Bolts ; 8 x Hex Nuts; 8 x Flat Washers. Material- Stainless Steel Carriage Bolts crafted from 304 stainless steel with no exterior finish. This material delivers exceptional strength and corrosion resistance, outperforming standard stainless steel or zinc-plated alternatives in both indoor and outdoor environments. Function- This carriage bolts screws engineered with a self-locking square neck that securely grips square holes to prevent rotation during tightening. The dome-shaped round head provides a polished finish for visible installations, while the coarse thread ensures robust gripping power and reliable connections. Easy to Use- This carriage bolts is easy to install: pre-drill matching hole, insert square neck until flush, then tighten with included hex nuts and flat washers. This design eliminates the need for special tools and ensures stable fastening. Wide Application- Perfect for furniture assembly, construction projects, machinery maintenance, wooden structures, decking, trailers, and outdoor fixtures. The vibration-resistant design and anti-loosening properties make it suitable for both DIY and industrial applications. ›

Specifications