wire joining with our flame retardant wire connectors caps; just strips the wire, insert, twist, and achieve a precise, shake proof connection in second Enough for multiple applications, use these caps for wiring electrical meter, connecting household appliances, or tidying up circuit connection Ensures a secure and stable connection with our wire connectors caps, featuring internal angles steel spring that increases the conductives area for a tight crimp without cracking or fallingoff Crafted with a molded case, these connectors caps resist aging and excellent electrical insulation, making a for all your wiring needs For electricians and diyer home renovators, these wire caps simplifying the task of joining wire with their easy to use, twist on designs, Manufacturer: HENYGEN