●Bolts Kit include: 4"x 2 Long Bolts, 3"x 6 Medium Bolts, 2-1/2"x 2 Short Bolts, 1.95"x 2 Very Short Bolts, 12 Hex Nuts, 12 Spring Washers and 12 Flat Washers. (Not including wheelbarrow) ●Suitable for Wheelbarrow repair and installation. It can also be used for furniture, wooden bed assembly.(5/16" in diameter) ●Easy to install and can be replaced directly. Suitable for outdoor use. ●The nut and bolt kit is made of high-strength and high-quality 304 stainless steel, with good corrosion resistance and reliable operation under extreme conditions. ●If our Carriage Bolt Kit has any quality issues, please do not hesitate to contact us.