Adapter P1 Z-50/TP-108 (cone thread)

When drilling with coring in complicated geological conditions (regions of Karelia, Sochi, Crimea, etc.) used pneumatic percussion drilling complex SPK. Core pipe pneumatic percussion  is made strictly from high strength steel and with increased wall thickness. With one end of the tube is connected to the drill column milling adapter P1 Z-50/TP-108 (tapered thread), with reverse - crown pneumatic percussion KP-119.
Material - steel 40X