SKU INC905541
The Terrassotec Trilobular screw is used in the visible attachment of decking as wood-wood joints. It is only partially rust-resistant, not acid-resistant, relatively soft and not suitable for atmospheres containing chlorine. Advantages of Terrassotec Trilobular: Special screw geometry Drive thread ensures quick screwing Reinforced shank reduces risk of breaking or shearing off Under-head thread provides additional hold for deck boards. Trilobular base geometry Reduced screwing torque Reduced risk of screw breaking during screwing. 2-step head with under-head toothing Reduced splintering Reduced risk of timber splitting. Reinforced shank Suitable for many tropical woods Reduced risk of screw shearing off.