The CSV Construction screw is a versatile, multi-purpose fastening solution for a variety of interior applications. With its underhead nibs, low-torque threads and fast-start point, the CSV Construction screw drives effortlessly and is ideally suited to be countersunk into today’s wood or engineered-wood materials. Available in convenient quantities, CSV Construction screws are offered in select sizes for fastening a variety of projects. Strong-Drive® CSV Construction Screw — #10 x 3 in. T25, Flat Head, Yellow Zinc (70-Qty) (Pack of 1620).