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Milling machine — For the machine used in road construction, see Asphalt milling machine. Not to be confused with mill (grinding). Example of a bridge type CNC vertical milling center … Wikipedia
Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry … Wikipedia
Counterbore — A counterbore in a metal plate A counterbore can refer to a cylindrical flat bottomed hole, which enlarges another hole, or the tool used to create that feature. A spot face is a very shallow counterbore. A counterbore hole is used when a… … Wikipedia
African American literature — ▪ literature Introduction body of literature written by Americans of African descent. Beginning in the pre Revolutionary War period, African American writers have engaged in a creative, if often contentious, dialogue with American letters.… … Universalium
part — Synonyms and related words: abrupt, absolute interest, accompaniment, actor, adjunct, after a fashion, airspace, alienate, allotment, allowance, alto, amount, anacrusis, antagonist, antihero, apportion, appreciably, appurtenance, area,… … Moby Thesaurus

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