hex head bolt
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hex head screw — noun A screw with a hexagonal head. See Also: hex head bolt … Wiktionary
hex head wrench — noun A screwdriver whose handle and hexagonal head are at right angles. Syn: Allen key, Allen wrench, hex key See Also: Allen screw, Allen bolt … Wiktionary
Hex key — A hex key, also known as an Allen, Alum, hex head, or zeta key or wrench, is a tool used to drive screws and bolts that have a hexagonal socket in the head.Some features of this type of tool are: *The tool is simple, small and light. *The contact … Wikipedia
bolt — A securing device upon which a nut is threaded. It usually has a nut type head. It is usually measured not so much by the size of the wrench required to secure the bolt; but by the diameter of the threads, the thread pitch, the length of the bolt … Dictionary of automotive terms
hex key — noun A hex head wrench. Syn: Allen key, Allen wrench, hex head wrench See Also: Allen screw, Allen bolt … Wiktionary
hex — I. verb Etymology: Pennsylvania German hexe, from German hexen, from Hexe witch, from Old High German hagzissa; akin to Middle English hagge hag Date: 1830 intransitive verb to practice witchcraft transitive verb 1. to put a hex on 2. to affect… … New Collegiate Dictionary
hex bolt — A bolt with a six sided head … Dictionary of automotive terms
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
List of screw drives — Contents 1 Common types 1.1 External types 1.1.1 Square 1.1.2 Hex … Wikipedia
Torx — Star key redirects here. For the key on a telephone keyboard, see asterisk. TORX, developed by Camcar LLC of Acument Global Technologies (formerly Camcar Textron), is the trademark for a type of screw head characterized by a 6 point star shaped… … Wikipedia
