- tap drill calculator
- калькулятор для расчёта диаметра сверла под заданную резьбу
Англо-русский словарь по машиностроению. Академик.ру. 2011.
Англо-русский словарь по машиностроению. Академик.ру. 2011.
Drill and tap size chart — Below is a comprehensive drill and tap size chart for all drills, imperial and metric, and taps up to 36.5 mm. Contents 1 Chart 2 See also 3 References 4 External links … Wikipedia
Speeds and feeds — A line drawing showing some basic concepts of speeds and feeds in the context of lathe work. The angular velocity of the workpiece (rev/min) is called the spindle speed by machinists. Its tangential linear equivalent at the tool cutter interface… … Wikipedia