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  2. List of screw and bolt types - Wikipedia

    en.wikipedia.org/wiki/List_of_screw_and_bolt_types

    An ASME B18.2.1 compliant cap screw has somewhat tighter tolerances than a hex bolt for the head height and the shank length. The nature of the tolerance difference allows an ASME B18.2.1 hex cap screw to always fit where a hex bolt is installed but a hex bolt could be slightly too large to be used where a hex cap screw is designed in. Fine ...

  3. Unified Thread Standard - Wikipedia

    en.wikipedia.org/wiki/Unified_Thread_Standard

    The standard designation for a UTS thread is a number indicating the nominal (major) diameter of the thread, followed by the pitch measured in threads per inch.For diameters smaller than ⁠ 1 / 4 ⁠ inch, the diameter is indicated by an integer number defined in the standard; for all other diameters, the inch figure is given.

  4. Tabletop role-playing game - Wikipedia

    en.wikipedia.org/wiki/Tabletop_role-playing_game

    [2] Neither pen and paper nor a table are strictly necessary for a game to count as a TTRPG; rather, the terms pen-and-paper and tabletop are typically used to distinguish this format of RPG from role-playing video games or live action role-playing games. [2] Online play of TTRPGs through videoconferencing has become common since the COVID-19 ...

  5. ASTM F568M - Wikipedia

    en.wikipedia.org/wiki/ASTM_F568M

    This standard defines property classes, the metric equivalent of a screw grade, that are almost identical to those defined by ISO 898-1, [2] except for the addition of the 8.8.3 and 10.9.3 classes. These two additional standards are fasteners that have the same mechanical properties as their base property class (i.e. 8.8 and 10.9), but are made ...

  6. British Standard Pipe - Wikipedia

    en.wikipedia.org/wiki/British_Standard_Pipe

    British Standard Pipe (BSP) is a set of technical standards for screw threads that has been adopted internationally for interconnecting and sealing pipes and fittings by mating an external thread with an internal (female) thread.

  7. Counterbore - Wikipedia

    en.wikipedia.org/wiki/Counterbore

    A counterbore hole is typically used when a fastener, such as a socket head cap screw or fillister head screw, is required to sit flush with or below the level of a workpiece's surface. Whereas a counterbore is a flat-bottomed enlargement of a smaller coaxial hole, a countersink is a conical enlargement of such.

  8. List of tabletop role-playing games - Wikipedia

    en.wikipedia.org/wiki/List_of_tabletop_role...

    Middle Earth Role Play: Iron Crown Enterprises: Streamlined Rolemaster: 1984, 1986, 1993 Based upon the fantasy works of J. R. R. Tolkien: Midgard: Midgard Press 1981, 1985, 1989, 2000, 2013 The oldest German fantasy RPG [citation needed] Midnight: Fantasy Flight Games, Edge Studios Dungeons & Dragons: 2003 A dark fantasy world where the bad ...

  9. Online text-based role-playing game - Wikipedia

    en.wikipedia.org/wiki/Online_text-based_role...

    There are varied genres of online text-based roleplaying, including fantasy, drama, horror, anime, science fiction, and media-based fan role-play. Role-playing games based on popular media (for example, the Harry Potter series) are common, and the players involved tend to overlap with the relevant fandoms.