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Hydraulic-pneumatic wrench of the torque pulse is adjustable whole, set up
the torque, can steady locks the screw tight, and can the torque that control at
10% of the ± , and can't break the screw
head. The Section of the hammer beat wrench sees the diagram: |
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| The wrench of the hammer beat type can't set up torque, screw the head easily encounters, the torque can't adjust. |