square-threaded screw

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• Screw — This article is about the fastener. For other uses, see Screw (disambiguation). Screws come in a variety of shapes and sizes for different purposes. U.S. quarter coin (diameter 24 mm) shown for scale. A screw, or bolt, is a type of fastener… …   Wikipedia

• Screw thread — Internal and external threads illustrated using a common nut and bolt. The screw and nut pair can be used to convert torque into linear force. As the screw (or bolt) is rotated, the screw moves along its axis through the fixed nut, or the non… …   Wikipedia

• screw — screwable, adj. screwer, n. screwless, adj. screwlike, adj. /skrooh/, n. 1. a metal fastener having a tapered shank with a helical thread, and topped with a slotted head, driven into wood or the like by rotating, esp. by means of a screwdriver. 2 …   Universalium

• Set screw — A set screw, is a type of screw generally used to secure an object within another object. It is generally fully threaded. A blind screw (or grub screw) will generally not have an external head and will be inserted into its location by means of an …   Wikipedia

• Bleed screw — A bleed screw is a device used to create a temporary opening in an otherwise closed system, which facilitates the removal of air or another substance from the system by way of pressure and density differences.On a home radiator unit, the bleed… …   Wikipedia

• Skew arch — A skew arch (also known as an oblique arch) is a method of construction that enables an arch bridge to span an obstacle at some angle other than a right angle. This results in the faces of the arch not being perpendicular to its abutments and its …   Wikipedia

• Needle valve — Giffard steam water injector (B needle valve). A needle valve …   Wikipedia

• Cutting die — Die Die, n.; pl. in 1 and (usually) in 2, {Dice} (d[=i]s); in 4 & 5, {Dies} (d[=i]z). [OE. dee, die, F. d[ e], fr. L. datus given, thrown, p. p. of dare to give, throw. See {Date} a point of time.] 1. A small cube, marked on its faces with spots… …   The Collaborative International Dictionary of English

• Dice — Die Die, n.; pl. in 1 and (usually) in 2, {Dice} (d[=i]s); in 4 & 5, {Dies} (d[=i]z). [OE. dee, die, F. d[ e], fr. L. datus given, thrown, p. p. of dare to give, throw. See {Date} a point of time.] 1. A small cube, marked on its faces with spots… …   The Collaborative International Dictionary of English

• Die — Die, n.; pl. in 1 and (usually) in 2, {Dice} (d[=i]s); in 4 & 5, {Dies} (d[=i]z). [OE. dee, die, F. d[ e], fr. L. datus given, thrown, p. p. of dare to give, throw. See {Date} a point of time.] 1. A small cube, marked on its faces with spots from …   The Collaborative International Dictionary of English

• Dies — Die Die, n.; pl. in 1 and (usually) in 2, {Dice} (d[=i]s); in 4 & 5, {Dies} (d[=i]z). [OE. dee, die, F. d[ e], fr. L. datus given, thrown, p. p. of dare to give, throw. See {Date} a point of time.] 1. A small cube, marked on its faces with spots… …   The Collaborative International Dictionary of English