Use Nsi’S GGC-1000 Green Grounding Clips For Quick and Easy Grounding Of Copper Conductor Against The Wall Of An Electrical Junction Box. to Install, Simply Slide The Stripped Grounding Wire Into The Clip and Then Place The Clip Opening Over The Side Wall Of The Metal Box. to Secure The Clip, Place A Flathead Screwdriver Into The Push Tab and Then Drive The Clip Onto The Box Wall. Clip Comes In A Package Of 100 Units. Stock Products You Can Rely On—Stock Nsi.