Identification type Infinite Adjustability Cable Ties offer an economical way to fasten and identify cable bundles. With the stainless steel locking device in their nylon head, these provide all the other benefits of Infinite Adjustability cable ties, plus the identification features listed below. Self-locking identification ties are available in both single and multiple configurations. They may be marked with a special black or red marking pen which produces a permanent legend, or they can be heat stamped. Because the ties serve the dual purpose of tying and identifying, you will achieve extra economies.