[MATERIAL]: It is made of iron and the surface is galvanized
[SET INCLUDE]: Bolt Sizes: (6PCS 1/4”- 20 x 3/4”;6PCS 1/4”- 20 x 1-1/2”;6PCS 1/4”- 20 x 1”;6PCS 1/4”- 20 x 2”;4PCS 5/16”- 18 x 1-1/2”;4PCS 5/16”- 18 x 1”;4PCS 5/16”- 18 x 2”;4PCS 3/8”- 16 x 1-1/2”;4PCS 3/8”- 16 x 2”);Nut Sizes: (24PCS 1/4”;12PCS 5/16”;8PCS 3/8”);Flat and Lock Washer Sizes: (48PCS 1/4”;24PCS 5/16”;16PCS 3/8”)
[EXQUISITE PACKAGING]: It is equipped with translucent storage box. There are several slots in the storage box to separate the products of different specifications for easy selection and use
[STRONG AND DURABLE]: The surface of the product is galvanized, so it is not easy to rust and has a longer service life
[APPLICATION]: The product is widely used in industrial machinery to play a tightening role, to prevent loose joints