- Includes 4 sets of eye bolts with flange lock nuts for maximum security - Made of 304 stainless steel, offering high hardness and corrosion resistance - Suitable for indoor and outdoor use, even in humid environments - Thread diameter: 6 mm, length: 20 mm, standard size M6 x 20 mm - Smooth wire surface, strong and durable, difficult to break or damage - Flange lock nuts effectively prevent the bolts from loosening or falling off - Ideal for lifting, hanging objects, securing chain railings, or decorative applications - Recommended for DIY projects, hardware, and professional fastening