Twist locks are a type of fastening device that is used to secure shipping containers together. They are typically made of steel and have a twist-to-lock mechanism. Twist locks are very strong and durable, and they are able to withstand the rigours of shipping. Starhive is a leading manufacturer of twist locks. Starhive is a company that specializes in the manufacture of corner castings. They offer a wide range of corner castings for different types of shipping containers, as well as for other applications such as construction and mining equipment. Starhive corner castings are known for their high quality and durability.