CZJ-400IS Open Type Quick-Rotary Hydraulic Bucking Unit is the Hydraulic Make/Break Unit with an Open Type Hydraulic Spinner (Quick-Rotary) Assembly. Open Type Quick Rotary Spinner enables easy loading and unloading of tools during operation. The ease of operation greatly improves work efficiency, and reduces the risk of tools damage due to collision.

Hydraulic Make/Break Unit is important for make-up, break-out and maintenance of drilling tools and motors in both the workshop and drill sites. CZJ-I Hydraulic Make/Break Unit is designed and manufactured to cater to the needs of both China and overseas rig operators in the petroleum industry. The design was awarded the status of New High-Tech Product and has obtained several Patented Protection Rights in China. CZJ-I Hydraulic Make/Break Unit’s proven technology has been well received by the international market.