"Mag Daddy" magnetic fastener. Magnetic strength : 10lbs

The Magnetic Fasteners are ideal for strapping wire and cable to metal areas. They will stay attached through oil, grease, paint or dirt. Available in variety of types and sizes to best suit your needs. Locations they can be used: Steel, Beams, Purlins, Ceiling Decks, Drop Ceiling Channels, Metal Joists, Frame Rail, Screw Heads, Metal Washer, etc.

Features
Easy Installation
Ability to Rotate 360°
Re-usability
Holds Standard Sized Zip Ties
Plenum Rated
Flammability rating; UL 94: HB
Patent Pending
ULC Approved
Sold in packages of 10.