F607KR features a solid brass body with hardened steel shackle which provide corrosion, sawing, twisting, pulling and cutting resistances. The space between shackle and body is narrowed down and is not easily being cut or destroyed by kits and tools. Key retaining design makes the key irremovable when unlocking to ensure locking operation is done before removing key. It also complies with the specifications of certificate and military uses.

Application:

Indoor usage such as room door, cupboards or any simple equipments. Commercial, industrial, residential or transportation usage are also applicable.