The Flat Head Black Hillman Concrete Screws are meant to be used for projects that involve concrete, brick and block materials. The corrosion resistant screws can be used for both interior and exterior projects. The thread design cuts into the above materials for reliable performance. The screws feature a steel material that offer durability and longevity. The screws are 3/16 x 2.25", come as 12 pack with a free T25 bit.
