With the Spax 1197000500503 chipboard screw, you achieve strong and dependable timber joints for outdoor projects. Crafted from A2 stainless steel, it offers outstanding protection against corrosion and weather exposure. The full thread across its complete 50 mm length delivers maximum pull-out resistance and holding power. Thanks to the t-star plus T20 recess, you avoid bit slippage and experience seamless torque transfer while driving. The countersunk multi head pulls neatly into the wood surface for a clean, flush finish.