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. 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.