WST Mechanical Wrench (WST Series)

Check-back mechanical wrench can effectively prevent the nut from rotating in the opposite direction, when removing the loose nut, usually placed at the extension length of about 1/2 ", the user can reasonably adjust the length of the extension according to the actual situation to put the stop-back mechanical wrench on the nut that needs to be operated, rotate clockwise, stop the mechanical wrench until the unlock bolt is unlocked to the reaction point, according to this operation, if the unlock can not reach the reaction point, the user can slightly rotate the unlock bolt until it reaches the reaction point after using the hydraulic torque wrench to complete the bolt tightening and disassembly the nut, Use a manual wrench to release the unlock nut and remove the stop-back mechanical wrench to reciprocate.

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