12 Sets of Carriage Bolt 304 Stainless Steel Coach Bolts with Flanged Hex Nuts (M6 x 50mm)

【Reliable Material】: Crafted from 304 stainless steel for excellent corrosion and rust resistance—perfect for long-term outdoor use. 【Secure Flanged Design】: Each hex nut features an integrated flange, increasing the contact surface for enhanced grip and eliminating the need for separate washers. 【Anti-Vibration Stability】: The carriage bolts have a round domed head and square neck that prevent rotation during tightening or loosening, providing superior anti-vibration performance and stable connections. 【Complete Set】: Includes 12 M6 x 50mm carriage bolts and 12 M6 flanged hex nuts—ready to support a wide range of fastening projects. 【Wide Range of Use】: Ideal for connecting heavy-duty equipment and structures, including trailers, wooden frames, decking, outdoor benches, and more.