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2. Perforated hardboard - Wikipedia

   en.wikipedia.org/wiki/Perforated_hardboard

   The holes are used to accept pegs or hooks to support various items, and perforated hardboards are therefore used for purposes such as tool boards in workshops. Peg-Board is an expired trademark used as a brand name by the Masonite Corporation , first used in 1962, [ 1 ] which is often used as a generic term for perforated storage boards made ...

3. List of screw and bolt types - Wikipedia

   en.wikipedia.org/wiki/List_of_screw_and_bolt_types

   The term fine adjustment screw typically refers to screws with threads from 40–100 TPI (Threads Per Inch) (0.5 mm to 0.2 mm pitch) and ultra fine adjustment screw has been used to refer to 100–254 TPI (0.2 mm to 0.1 mm pitch). These screws are most frequently used in applications where the screw is used to control fine motion of an object.

4. Hook-and-loop fastener - Wikipedia

   en.wikipedia.org/wiki/Hook-and-loop_fastener

   Hook-and-eye fasteners have been common for centuries, but what was new about hook-and-loop fasteners was the miniaturisation of the hooks and eyes. Shrinking the hooks led to the two other important differences. First, instead of a single-file line of hooks, hook-and-loop fasteners have a two-dimensional surface. [7]

5. Organize Your Tool Collection With These Expert-Recommended ...

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6. Molly (fastener) - Wikipedia

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

   Figure 1 of the original patent for the molly bolt, U.S. Patent No. 2,018,251. The molly bolt was patented in 1934 by George Frederick Croessant. [3] Although his patent acknowledges that expandable fasteners of this general kind were already known, Croessant's patent is intended to provide "an improved and adequate anchoring grip that may be retightened if necessary and that will permit ...

7. Laboratory drying rack - Wikipedia

   en.wikipedia.org/wiki/Laboratory_drying_rack

   Laboratory drying rack is a pegboard for hanging and draining glassware in a laboratory. It is available in different varieties and sizes. It is available in different varieties and sizes. It can be used for different materials of glassware in the laboratory room such as funnels , pipettes , mixing balls, slides, bottle stoppers, tubing and so ...