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Inner flat type: Mainly used for outer thickening of Drill Rods. Its characteristic is that the Drill Rods has the same internal diameter and low drilling fluid flow resistance; but the outer diameter is large and it is ...

The Drill Rods is a steel pipe with a thread at the tail, which is used to connect the surface equipment of the drilling rig and the drilling and grinding equipment or bottom hole device at the bottom of the well. The pu...

drill rods for trenchless guided and directional drilling are often subjected to bending forces while being subjected to greater tensile and torsion forces. When the drill rods passes through the curved section, the dril...

Drill Rods is a very common product, but many people do not understand the correct use of drill rods. 1. Avoid connecting large-diameter drill rods with small-diameter drill pipes during construction to prevent small ...

Wuxi Pingchang Machinery Co., Ltd.is a manufacturer with wire casing tube.We provide casing tubes.You can browse related products and initiate consultations on our website. basic requirements: The design of the casing ...