
Reliable Long-Lasting Simple Operation API Standard Hydraulic Drilling Jar. Dual Cylinder Bidirectional Design: Integrates upper and lower strikes with a dual cylinder structure for stable delay and reliable performance. Continuous Force Adjustment: Bumper force can be adjusted continuously within the allowable range without torque or external adjustment. Independent Cylinder Operation: Failure of one hydraulic cylinder does not affect the normal operation of the other cylinder. Optimized Slip Design: Features an optimized slip design that significantly improves working life and reliability. Wide Application Scope: Suitable for drilling, coring, salvage, and well repair operations in various downhole environments. API and ISO Certified: Holds API-7, API Q1, and ISO9001:2015 certifications ensuring strict quality management standards. Simple Operation: Operator only needs to lift or lower the tool on the ground to release impact force. High Production Capacity: Factory is among the Top 3 oil drilling equipment manufacturers with stock of common sizes.