1. Designed with thrust bearing and supporting sleeve, no tension and pressure acts on nut, ensure easily release.
2. A long polished nipple helps to judge if the I eft-ha nd thread ware released or not.
3. With remind-thread on lower end of lifting sub, the setting tool is convenient to disassemble and transport・
4. API drill pipe thread on top end of I讦ting sub, can connect with drill pipe directly.
Carrying Capacity of Supporting Sleeve, t
Sealing Capacity, Mpa
Length of Polished Nipple, mm
Thread of Ufting Sub Top End
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