ADI Lockwise Products

ADI Security Products is situated in Gerringong, NSW and provides a range of products for locksmiths, gate fabricators, roller door distributors and architectural hardware distributors. The company manufactures locking devices for industrial, retail and public work establishments, together with devices to restrict the possibility of attack on locking devices.

The company was originally founded by Brian and Peter Preddey as a necessary tool to assist locksmiths. The believed that there were applications in the industry that did not have sufficient locking products. Among these was the Preddey Bolt which is still manufactured today in an updated form, under the name of the ADI Bolt.