- spiral cutters
- • фреза със спирални зъби
English-Bulgarian polytechnical dictionary . 2013.
English-Bulgarian polytechnical dictionary . 2013.
Cookie decorating — dates back to at least the 14th century when in Switzerland, springerle cookie molds were carved from wood and used to impress Biblical designs into cookies.[1] The artistic element of cookie making also can be traced back to Medieval Germany… … 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
Milling cutter — Milling cutters are cutting tools typically used in milling machines or machining centres (and occasionally in other machine tools). They remove material by their movement within the machine (e.g., a ball nose mill) or directly from the cutter s… … Wikipedia
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
Victoria and Albert Museum — Coordinates: 51°29′48″N 0°10′19″W / 51.496667°N 0.171944°W / 51.496667; 0.171944 … Wikipedia
Gramophone record — A 12 inch (30 cm) 33⅓ rpm record (left), a 7 inch 45 rpm record (right), and a CD (above) A gramophone record, commonly known as a phonograph record (in American English), vinyl record (in reference to vinyl, the material most commonly used after … Wikipedia
Hot-wire foam cutter — A hot wire foam cutter is a tool used to cut polystyrene foam and similar materials. The device consists of a thin, taut metal wire, often made of nichrome or stainless steel, or a thicker wire preformed into a desired shape, which is heated via… … Wikipedia
milling machine — a machine tool for rotating a cutter (milling cutter) to produce plane or formed surfaces on a workpiece, usually by moving the work past the cutter. Also called miller. [1875 80] * * * Machine tool that rotates a circular tool with numerous… … Universalium
Book — A book is a set or collection of written, printed, illustrated, or blank sheets, made of paper, parchment, or other material, usually fastened together to hinge at one side. A single sheet within a book is called a leaf, and each side of a leaf… … Wikipedia
Tap wrench — A tap wrench is a hand tool used to operate any small tool that has a square driving head as part of its body. These are usually cutting tools, of which the most common are taps. Other small hand tools, such as hand reamers, might employ a tap… … Wikipedia
hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… … Universalium