CAMO Premium Deck screws are perfect for face fastening wood deck boards, or securing other exterior projects. These are 3-1/2” (89mm) #10 buglehead screws that feature a T-25 Star Drive for reduced cam outs, a Type 17 slash point for fast starts, and ⅔ thread design to pull the boards tight. They are made of 305 Stainless Steel, which is ACQ compatible, passing a 1500-hour salt spray test in accordance with ASTM B117. All Premium Deck screws come with a power bit. 250 screws per box.