With this Spax 5 x 100 mm screw, you build strong and durable timber structures outdoors. Made from A2 stainless steel, it provides dependable corrosion resistance in damp environments. Thanks to the partial thread with a 61 mm thread length, you clamp wooden components together tightly without leaving gaps. The t-star plus T20 drive eliminates bit slippage and guarantees direct torque transfer into the wood. The countersunk multi-head sinks smoothly into the surface for a clean, flush finish. This pack contains 100 screws.