- Country of manufactureRussia
Boring screws are intended for drilling of wells. Diameter of the screw, its length depends on requirements of the customer. Screws consist of sections on 4 - 6 meters, depending on diameter of the screw. The section includes a pipe with blades. On the lower end of a pipe there is a six - sided plug, and on top - a six - sided shaft. On the lower section of the screw the drill intended for destruction of soil and its transfer to screw blades is established.Also LLC VRZ manufactures buroinjektsionny screws of various diameters.