КШЦ, КШ-М ball valves are intended for blocking of the channel of drill pipes for the prevention of emergence of open fountains or in the process of their liquidation when drilling oil and gas wells. Optionally can be supplied in corrosion-resistant design. Standard sizes of taps that are manufactured: КШЦ 95, КШЦ 108, КШЦ 120, КШЦ 133, КЦ 146, КШЦ 155, КШЦ 165, КШЦ 178, КШЦ 197, КШ-М 108хЗ-86, КШ-М 127хЗ-102, КШ-М 140хЗ-108, КШ-М 168хЗ-133, 178хЗ-147 КШ-М 203хМЗ-152/НЗ-171 and other sizes at the customer’s request.