screw for metal
61screw — [[t]skru[/t]] 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, as with a screwdriver 2) a threaded cylindrical rod, with a head at one end, that engages …
62screw — n 1. bolt, pin, fastener, screw bolt, clamp; round head screw, flat head screw, oval head screw, Phillip s head screw, fillister head screw, metal screw, lag screw. 2. twist, turn, twirl, gyre, whorl; curl, curlicue, spiral, helix; corkscrew,… …
63screw anchor — noun 1. : an anchor in the form of a sharp pointed screw with broad flanges used principally for moorings 2. : an expanding metal shell that wedges itself into a drilled hole upon insertion and is used to retain a screw in material (as concrete,… …
64screw plate — noun : a flat metal plate with one or more holes drilled, tapped, and filed with a cutting edge for threading screws, pipes, or rods by hand * * * screw plate noun (engineering) A hardened steel plate in which a number of screwing dies of… …
65Lathe (metal) — Center lathe with DRO and chuck guard. Size is 460 mm swing x 1000 mm between centers A metal lathe or metalworking lathe is a large class of lathes designed for precisely machining relatively hard materials. They were originally designed to… …
66Self-tapping screw — Self tapping is the ability of a screw to advance when turned, while creating its own thread. Self tapping screws are commonly used with sheet metal and plastic components. This ability is created sometimes by having a gap in the continuity of… …
67Wood screw — Wood Wood, n. [OE. wode, wude, AS. wudu, wiodu; akin to OHG. witu, Icel. vi?r, Dan. & Sw. ved wood, and probably to Ir. & Gael. fiodh, W. gwydd trees, shrubs.] [1913 Webster] 1. A large and thick collection of trees; a forest or grove; frequently …
68machine screw — noun A screw designed for metal or a similar material, usually with no point and a relatively fine thread, intended for prepared, threaded holes …
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70Machine screw — Machine Ma*chine (m[.a]*sh[=e]n ), n. [F., fr. L. machina machine, engine, device, trick, Gr. ?, from ? means, expedient. Cf. {Mechanic}.] 1. In general, any combination of bodies so connected that their relative motions are constrained, and by… …
