Raise in 2,5 times of wear resistance of the tool is provided at rolling a trapezoidal thread of spindles of valves of hydrodistributive fittings.

The technology of rolling a conical threads of an API assortment by heads on couplings and subs is developed.

The technology of metric thread rolling by heads on the quenched up to hardness 43 HRC bolts of caterpillars tracks of heavy industrial tractors is developed.

The technology of trapezoidal thread rolling on the building stretching screws is developed.