- hexagonal fastener head
- головка шестигранная
English-Russian glossary on space technology. 2015.
English-Russian glossary on space technology. 2015.
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
machine bolt — noun a bolt with a square or hexagonal head on one end and a threaded shaft on the other end; tightened with a wrench; used to connect metal parts • Hypernyms: ↑bolt * * * noun : a metal rod with a usually square or hexagonal wrench head at one… … Useful english dictionary
Wrench — For other uses, see Wrench (disambiguation). A set of chrome vanadium metric wrenches, open at one end, box/ring at the other. This type is commonly known as a combination wrench. A wrench or spanner is a tool used to provide grip and mechanical… … Wikipedia
Socket wrench — A socket wrench, more commonly referred to as a ratchet, is a type of wrench, or tightening tool, that uses separate, removable sockets to fit many different sizes of fittings and fasteners, most commonly nuts and bolts. It generally includes a… … 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
Tap and die — Not to be confused with Tool and die. Taps and dies are cutting tools used to create screw threads, which is called threading. A tap is used to cut the female portion of the mating pair (e.g., a nut). A die is used to cut the male portion of the… … Wikipedia
Anchor bolt — A cast in place anchor bolt An anchor bolt is used to attach objects or structures to concrete. There are many types of anchor bolts, consisting of designs that are mostly proprietary to the manufacturing companies. All consist of a threaded end … Wikipedia
hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… … Universalium
Nut (hardware) — A nut threaded onto a bolt A nut is a type of hardware fastener with a threaded hole. Nuts are almost always used opposite a mating bolt to fasten a stack of parts together. The two partners are kept together by a combination of their threads… … Wikipedia
British Standard Whitworth — (BSW) is one of a number of imperial unit based screw thread standards which use the same bolt heads and nut hexagonal sizes, some others being British Standard Fine thread (BSF) and British Standard Cycle. These three are collectively called… … Wikipedia