Heavy-duty coach screws or lag screws have an external thread. They have square or hexagonal heads and taper to a point at the tip.
Available in sizes ranging from M6 to M12.
For heavy-duty fixing into masonry, they can be installed into nylon wall plugs. Generally fixed to timber, but can also be used in masonry.
Another key point, as the coarse single thread fits straight into the wood, it eliminates the need for nuts.
In addition, further applications include wood to timber and timber to masonry.
Finish: Zinc Plated to BS 7371-1:2009.
Coach Screws with a Zinc Plated finish. Various sizes available. A Coach Screw is a heavy duty screw which has a square or hexagonal head and an externally threaded cylindrical shaft that tapers to a point at the tip. They are primarily used for holding together heavy timber, fixing metal to timber and in some cases masonry or concrete.
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