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2. List of screw and bolt types - Wikipedia

   en.wikipedia.org/wiki/List_of_screw_and_bolt_types

   So for example, if a 1/2" board is being screwed onto the concrete, a 1-3/4" to 2" concrete screw should be used. deck screw: Similar to drywall screw, except that it has improved corrosion resistance and is generally supplied in a larger gauge. Most deck screws have a type-17 (auger type) thread-cutting tip for installation into decking ...

3. Trex Company, Inc. - Wikipedia

   en.wikipedia.org/wiki/Trex_Company,_Inc.

   Trex Company, Inc. is a manufacturer of wood-alternative composite decking, railing, and other outdoor items made from recycled materials. [6] Headquartered in Winchester, Virginia, Trex is the world's largest manufacturer of wood-alternative decking and railing. [7] Trex composite products are made of 95% recycled materials.

4. Composite construction - Wikipedia

   en.wikipedia.org/wiki/Composite_construction

   The traditional decking material is pressure-treated wood. The current material many contractors choose to use is composite decking. This material is typically made from wood–plastic composite or fiberglass reinforced plastic (FRP). Such materials do not warp, crack, or split and are as versatile as traditional pressure treated wood.

5. Screwdriver - Wikipedia

   en.wikipedia.org/wiki/Screwdriver

   The tool used to drive a slotted screw head is called a standard, common blade, flat-blade, slot-head, straight, flat, flat-tip, [6] or "flat-head" [7] screwdriver. This last usage can be confusing, because the term flat-head also describes a screw with a flat top, designed to install in a countersunk hole. Before the development of the newer ...

6. Plastic lumber - Wikipedia

   en.wikipedia.org/wiki/Plastic_lumber

   Recycled plastic composite lumber observation deck at the Rachel Carson National Wildlife Refuge. Plastic lumber is a plastic form of lumber made of virgin or recycled plastic. It is mostly made of plastic and binders such as fiberglass or rebar; not to be confused with wood-plastic composite lumber . [ 1 ]

7. Screw piles - Wikipedia

   en.wikipedia.org/wiki/Screw_piles

   Screw piles are used extensively, and their usage has extended from lighthouses to rail, telecommunications, roads, and numerous other industries where fast installation is required, or building work takes place close to existing structures.