Alarm Controls JN-1 Jack Nut Tool Kit

The Jack nuts provide a reliable and secure method for mounting magnetic locks in metal door frames that are 3/16' thick or less. During installation, the body of nut collapses on back side to form legs which grip inside surface.

Features

• Jack installation tool
• 25/64' drill bit
• 5M mandrel installed tool
• 50 - 5M x 1' flat head Phillips machine screws
• 1 each 3M, 4M & 6M mandrel