1.Screw Dia Type , 8,10,12 Self Tapping Drilling Metal Screws Assortment Kit
4.These Self drill Screws are perfect for use wood, fiberglass, and metal.The drill point enables it to drill its own hole in thin gauge steel,No pre-drilling necessary
Box containing a total of 380 screws, packaged in 5 sets.
3.High Quality,Made of 410 Stainless Steel ,which is one of the highest forms of corrosion resistant steel, making it last longer than other hardware on the market today