Metal+pin+or+fastening
21pin fastener — ▪ machine component a steel pin, usually cylindrical, that can keep machine parts in proper alignment or fasten them together. The illustration shows several types of pin fasteners in common use. Hardened and precisely shaped dowel… …
22pin — {{Roman}}I.{{/Roman}} noun 1 sharp pointed object for fastening things ADJECTIVE ▪ safety ▪ bobby (AmE), hair (usually hairpin) ▪ bent, straight (both AmE) …
23pin punch — an instrument for perforating a metal backing to receive the pins for fastening artificial teeth …
24safety pin — safety pins N COUNT A safety pin is a bent metal pin used for fastening things together. The point of the pin has a cover so that when the pin is closed it cannot hurt anyone. ...trousers which were held together with safety pins …
25Banking pin — Pin Pin, n. [OE. pinne, AS. pinn a pin, peg; cf. D. pin, G. pinne, Icel. pinni, W. pin, Gael. & Ir. pinne; all fr. L. pinna a pinnacle, pin, feather, perhaps orig. a different word from pinna feather. Cf. {Fin} of a fish, {Pen} a feather.] 1. A… …
26Spring pin — Slotted spring pin (1) and washer (2) used to secure a shaft (3). A spring pin is a mechanical fastener that secures the position of two or more parts of a machine relative to each other. Spring pins have a body diameter which is larger than the… …
27bolt — I. n. 1. Arrow, dart, shaft, missile. 2. Thunderbolt, stroke of lightning. 3. Metal pin or fastening. 4. Sieve. II. v. a. 1. Fasten with a bolt or bolts. 2. Swallow ( …
28rivet — riveter, n. rivetless, adj. /riv it/, n., v., riveted, riveting or (esp. Brit.) rivetted, rivetting. n. 1. a metal pin for passing through holes in two or more plates or pieces to hold them together, usually made with a head at one end, the other …
29bolt — I. noun Etymology: Middle English, from Old English; akin to Old High German bolz crossbow bolt, and perhaps to Lithuanian beldėti to beat Date: before 12th century 1. a. a shaft or missile designed to be shot from a crossbow or catapult;… …
30skewer — /skyooh euhr/, n. 1. a long pin of wood or metal for inserting through meat or other food to hold or bind it in cooking. 2. any similar pin for fastening or holding an item in place. v.t. 3. to fasten with or as if with a skewer. [1670 80;… …
