790 Каталог GUHRING 2016 Режущий инструмент для обработки наружной и внутренней резьбы Стр.778

Каталог GUHRING 2016 Режущий инструмент для резьбы Стр. 778 0790 Lab2u

Technical section DIN CHARACTERISTIC FEATURES Characteristic features of the individual standards Standard for machine taps with reinforced shank for standard ISO metric threads and ISO metric fine threads. Long design. Shank design in accordance with diameter ranges shown above (mm). Standard for machine taps with reduced shank for standard ISO metric threads. Long design. Diameter range d1 = 1.6 68 mm (< 0 M3, shank without square) Standard for machine taps with reduced shank for ISO metric fine threads. Long design. Diameter range d1 = 3 . 52 mm Standard for hand and machine taps for standard ISO metric threads. Short design. Shank design in accordance with diameter ranges shown opposite (mm). 778 GUHRING