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2. Nail (fastener) - Wikipedia

   en.wikipedia.org/wiki/Nail_(fastener)

   Common nail – smooth shank, wire nail with a heavy, flat head. The typical nail for framing; Convex head (nipple head, springhead) roofing nail – an umbrella shaped head with a rubber gasket for fastening metal roofing, usually with a ring shank; Copper nail – nails made of copper for use with copper flashing or slate shingles etc.

3. Rail fastening system - Wikipedia

   en.wikipedia.org/wiki/Rail_fastening_system

   A chair screw (also known as coach screw [16]) is a large (~6 in or 152 mm length, slightly under 1 in or 25 mm diameter) metal screw used to fix a chair (for bullhead rail), baseplate (for flat bottom rail) or to directly fasten a rail. Chair screws are screwed into a hole bored in the sleeper. [17]

4. Powder-actuated tool - Wikipedia

   en.wikipedia.org/wiki/Powder-actuated_tool

   Ramset powder-actuated tool. A powder-actuated tool (PAT, often generically called a Hilti gun or a Ramset gun after their manufacturing companies) is a type of nail gun used in construction and manufacturing to join materials to hard substrates such as steel and concrete.

5. List of screw drives - Wikipedia

   en.wikipedia.org/wiki/List_of_screw_drives

   The LOX-Recess screw drive was invented by Brad Wagner, and fasteners using it are distributed by licensees Hitachi, Dietrick Metal Framing, and Grabber. [40] The design is four overlapping square recesses, with 12 contact points, and is designed to tolerate more torque, decrease wear, and avoid cam-out. [41]

6. Nail gun - Wikipedia

   en.wikipedia.org/wiki/Nail_gun

   A nail gun, nailgun or nailer is a form of hammer used to drive nails into wood or other materials. It is usually driven by compressed air ( pneumatic ), electromagnetism , highly flammable gases such as butane or propane , or, for powder-actuated tools , a small explosive charge .

7. Framing (construction) - Wikipedia

   en.wikipedia.org/wiki/Framing_(construction)

   Wall framing in house construction includes the vertical and horizontal members of exterior walls and interior partitions, both of bearing walls and non-bearing walls. . These stick members, referred to as studs, wall plates and lintels (sometimes called headers), serve as a nailing base for all covering material and support the upper floor platforms, which provide the lateral strength along a