METC QY type Hydraulic Drilling Jar is a kind of two-way hydraulic jar that can be
The jarring delay time is 30s~240s, and
Hydraulic Drilling Jar Advantages
Upward and downward jarring force can be controlled on ground.
Hydraulic structure, stronger impact.
The inner cavity is in the pressure relief state during normal drilling, which does
Simple structure, avoid mechanical sticking effectively.
Hydraulic Drilling Jar Specifications