Application:Screw connection of the switching device in the automatic gearbox
Special purpose steel for excessive useHigh-precision, close-tolerance fabrication of tips and edgesFor electric and pneumatic screwdrivers as well as for manual operationTough and hard for threaded screws (hard screw-joint)Permanent hardness of 59-61 HR C for high demands in trade and industryHigh torque values, well above DIN standard, over a long service life








