The Hillman Group 560354 12-14X3/4 HWH S MT Screw Product Description 100 pack, 12-14 x 3/4" zinc plated hex washer head self drilling screw. . 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. Features 100 Pack, 12-14 X 3/4" Zinc Plated Hex Washer Head Self Drilling Screw. Country Of Origin: Taiwan, Province Of China From The Brand Name: The Hillman Group Model Number: 560354 USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.