KREG SDK-C2SS-700 2-Inch, 8 Coarse, Stainless Steel Deck Screw, 700 Ct 700 Screws Stainless Steel for the highest possible rust and corrosion resistance Flat bottom head creates secure hold, won't split the workpiece Self-Tapping tip drills a hole while it's driven KTX Square Drive provides incredible cam-out resistance, less spinning, more driving