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  2. Laser cutting - Wikipedia

    en.wikipedia.org/wiki/Laser_cutting

    Diagram of a laser cutter Laser cutting process on a sheet of steel CAD (top) and stainless steel laser-cut part (bottom) Laser cutting is a technology that uses a laser to vaporize materials, resulting in a cut edge. While typically used for industrial manufacturing applications, it is now used by schools, small businesses, architecture, and ...

  3. Milling cutter - Wikipedia

    en.wikipedia.org/wiki/Milling_cutter

    Milling cutters are cutting tools typically used in milling machines or machining centres to perform milling operations (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 shape (e.g., a form tool such as a hobbing cutter).

  4. List of companies of Bangladesh - Wikipedia

    en.wikipedia.org/.../List_of_companies_of_Bangladesh

    Bangladesh Machine Tools Factory: Industrials Defense Gazipur City: 1979 Defense vehicles S A Bangladesh Petroleum Corporation: Oil & gas Exploration & production Dhaka: 1976 State-owned petrochemical S A Bangladesh Pratidin: Consumer services Publishing Dhaka: 2010 Newspaper P A Bangladesh Railway: Industrials Railroads Dhaka: 1862 Railroads S A

  5. Cutting tool (machining) - Wikipedia

    en.wikipedia.org/wiki/Cutting_tool_(machining)

    Cutting tool materials must be harder than the material which is to be cut, and the tool must be able to withstand the heat and force generated in the metal-cutting process. Also, the tool must have a specific geometry, with clearance angles designed so that the cutting edge can contact the workpiece without the rest of the tool dragging on the ...

  6. Boti - Wikipedia

    en.wikipedia.org/wiki/Boti

    Dao or daa (one of many variants called in Bangladesh, specifically Chittagong and Sylhet) is a variation of boti, which is handheld. The cutting instrument is not unique to Bengal. It is also used in regions throughout Indian subcontinent. It is known by different names in different languages. The names in various Indian languages or region are:

  7. List of active Bangladesh military aircraft - Wikipedia

    en.wikipedia.org/wiki/List_of_active_Bangladesh...

    Active Bangladesh military aircraft is a list of military aircraft that are used by the Bangladesh Armed Forces. For aircraft no longer in-service see: List of historic Bangladesh military aircraft. Approximately 80 aircraft and five Mil Mi-17 were destroyed by the devastating 1991 Bangladesh cyclone.