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2. Molly (fastener) - Wikipedia

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

   A machine screw is screwed into the sleeve, causing the anchor to bend, expand, spread and grip against the inside of the hole or behind it (in hollow contexts such as drywall over stud cavities, or hollow doors). [1] Mollies come in various diameters and grip lengths (shank lengths) for different drywall thicknesses and to support different ...

3. List of screw and bolt types - Wikipedia

   en.wikipedia.org/wiki/List_of_screw_and_bolt_types

   Concrete screws are commonly blue in color, with or without corrosion coating. They may either have a Phillips flat head or a slotted hex washer head. Nominal (thread) sizes range from 0.1875 to 0.375 in (4.763 to 9.525 mm) and lengths from 1.25 to 5 in (32 to 127 mm).

4. Drywall anchor - Wikipedia

   en.wikipedia.org/wiki/Drywall_anchor

   A drywall anchor, also known as a wall anchor, is an insert that, combined with the appropriate screw, can create a strong mount anywhere on a drywall panel or similar hollow wall. [1] A drywall anchor goes between the screw and the drywall, gripping the drywall much more effectively than a screw would. [2] Some have toggle arms that either ...

5. Wall plug - Wikipedia

   en.wikipedia.org/wiki/Wall_plug

   Other varieties of wall plug are mechanical anchors for heavy duty loads and hollow wall fixings for fixing to plasterboard. The first mechanical anchor, the Rawlbolt, was designed in the 1930s by the Rawlplug company and the first fixing for hollow walls was the Toggle Bolt, which was also designed by Rawlplug in 1941.

6. Screw piles - Wikipedia

   en.wikipedia.org/wiki/Screw_piles

   Helical anchors consist of an extendable steel shaft with helical bearing plates. Piles or piers refer to strong base elements that withstand or transfer vertical/horizontal loads. Anchors are piles utilised only in tension applications like restraining wall tiebacks or vertical ground anchors made to resist overturning forces.

7. News, Politics, Sports, Mail & Latest Headlines - AOL.com

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   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

8. Anchor bolt - Wikipedia

   en.wikipedia.org/wiki/Anchor_bolt

   Anchor channels: used in precast concrete connections. [8] The channel can be a hot-rolled or a cold-formed steel shape in which a T-shape screw is placed in order to transfer the load to the base material. Headed stud: consist of a steel plate with headed studs welded on (see also threaded rod).

9. Nail (fastener) - Wikipedia

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

   Drywall: a specialty blued-steel nail with a thin broad head used to fasten gypsum wallboard to wooden framing members Finish : a wire nail that has a head only slightly larger than the shank; can be easily concealed by countersinking the nail slightly below the finished surface with a nail-set and filling the resulting void with a filler ...