Magswitch Lifters are lighter and stronger, pound for pound, than competitive shunting switchable magnets. 
The super strong “TRI 70” is rated at 1,000 lbs. (3X factor of safety) breakaway on ½ inch and thicker flat metal. 
Rated at 500 for round materials. 
Easy on off with locking safety feature.

Manufactured By:  Magswitch Technology