high-volume countersinking

high-volume countersinking: зенкование в крупносерийном или массовом производстве

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pneumatic device — Any of various tools and instruments that generate and use compressed air. Examples include rock drills, pavement breakers, riveters, forging presses, paint sprayers, blast cleaners, and atomizers. Compressed air power is flexible, economical,… … Universalium
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
Clerestory — • A term formerly applied to any window or traceried opening in a church, e. g. in an aisle, tower, cloister, or screen, but now restricted to the windows in an aisled nave, or to the range of wall in which the high windows are set Catholic… … Catholic encyclopedia

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