removable drill bit
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drill bit — noun a bit used in drilling for oil • Syn: ↑drilling bit • Hypernyms: ↑bit • Hyponyms: ↑core bit, ↑fishtail bit, ↑blade bit, ↑rock bit, ↑ … Useful english dictionary
brace and bit — n. a tool for boring, consisting of a removable drill (bit) in a rotating handle ( brace): see DRILL1 * * * ▪ hand tool hand operated tool for boring holes in wood, consisting of a crank shaped turning device, the brace, that grips and rotates… … Universalium
brace and bit — n. a tool for boring, consisting of a removable drill (bit) in a rotating handle ( brace): see DRILL1 … English World dictionary
bit — bit1 bitless, adj. /bit/, n., v., bitted, bitting. n. 1. Mach. a. a removable drilling or boring tool for use in a brace, drill press, or the like. b. a removable boring head used on certain kinds of drills, as a rock drill. c. a device for… … Universalium
bit — I [[t]bɪt[/t]] n. v. bit•ted, bit•ting. 1) the mouthpiece of a bridle, having fittings at each end to which the reins are fastened 2) anything that curbs or restrains 3) mac a removable drilling or boring tool for use in a brace, drill press, or… … From formal English to slang
Chuck (engineering) — Self centering three jaw chuck and key with one jaw removed and inverted showing the teeth that engage in the scroll plate. The scroll plate is rotated within the chuck body by the key, the scroll engages the teeth on the underside of the jaws… … Wikipedia
Measurement while drilling — Well logging Gamma ray logging Spontaneous potential logging Resistivity logging Density logging Sonic logging Caliper logging Mud logging LWD/MWD v · … Wikipedia
mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… … Universalium
Safety wire — Safety wiring of two pairs of drilled head bolts Safety wire or lockwire is common in the aircraft and racing industries as an extra precaution to keep vital fasteners from unintentionally loosening and parts from falling off due to vibration or… … Wikipedia
Dardick tround — The tround is a unique firearms cartridge developed by inventor David Dardick for use in his open chamber firearms. Named for its convex triangular shape, the tround allowed the firearm s chamber to be open on one side, removing the requirement… … Wikipedia
Screwdriver — Infobox tool name = Screwdriver caption =A flathead screwdriver| other name =Turnscrew classification = Hand tool types = See shape chart below used with = related = Hex key WrenchThe screwdriver is a device specifically designed to insert and… … Wikipedia
