Silverline Re Threader 3.5mm

Amazon

60mm shaft for access to recessed boxes For cleaning out blocked threads in electrical boxes Soft-grip handle, Weight: 1.4109584768E-4 Pounds, Manufacturer: SLTL4

Electrical World

60mm shaft for access to recessed boxes, and for cleaning out blocked threads in electrical boxes. Use to rescue stripped threads. Soft-grip handles.