screw-head counterbores

screw-head counterbores
зенкер за изработване на глава на винт

English-Bulgarian polytechnical dictionary . 2013.

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  • Butt joint — For the geometry in welding, see Butt joint (welding). A butt joint is a joinery technique in which two members are joined by simply butting them together. The butt joint is the simplest joint to make since it merely involves cutting the members… …   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

  • coun|ter|bore — «verb. KOWN tuhr BR, BOHR; noun. KOWN tuhr BR, BOHR», verb, bored, bor|ing, noun. –v.t. 1. to bore out (a cylindrical hole) for a certain distance so as to form a flat bottomed enlargement for receiving the head of a screw or the like. 2. to form …   Useful english dictionary

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