BIG TIMBER® Bronze Star Drive Flat Head T-30 Self-Drilling Screw, 153-Count Bucket, 5FHD14314, #14 x 3-1/4 IN

The FHD screw features a bronze coating, perfect for your exterior or interior projects. The star drive handles 2X the torque as Phillips or Square Drive while extending the life of the bit. The self-drilling tip gives the screw a drill capacity (through metal) up to ". It is ideal for fastening sheathing or dimension lumber to steel and/or aluminum such as: truck beds, trailers, docks, and wall liners.