Cold drawn seamless precision pipes according to DIN 2391 made of toughened steel (three grades – 37.4, 44.4 and 52.4). Available (external diameter) from 6 mm to 42mm with different wall thicknesses and lengths to 6 meters. Widely used in hydraulic systems for control and power transfer. Assembled in hydraulic systems with DIN 2353 pipe fittings (connection with a cutting ring) and SAE-J514 or SAE-J51453 where connection is possible due to pipe ends 74 or 90° flaring.