Safty Joint ,DST tools

Safety Joint Features & Benefits: The safety joint is an optional emergency backoff device. The safety joint releases the workstring and tools above the packer if the packer becomes stuck during operations.The design of the safety joint makes unintentional operation difficult. Safety joint is installed on the position required for subsurface drill stem. Safety joint can bear all kinds of loads for pulling or pressing also be used to transmit torque in fishing operation.