Country Of Origin: Taiwan, Province Of China Package length: 4.8" Package Width: 4.4" Package Height: 3.3"

Product Description These self-drilling screws are used in wood, fiberglass and metal and they possess a drill point enabling it to drill in its own hole in thin gauge steel. The sharp threads create their own mating thread when drilled into the material. No pre-drilled pilot holes necessary. From the Manufacturer These self-drilling screws are used in wood, fiberglass and metal, and they possess a drill point enabling it to drill in its own hole in thin gauge steel. The sharp threads create their own mating thread when drilled into the material. No pre-drilled pilot holes necessary.