Product Name: Bolt Torque Amplifier
Product introduction:
Very good solve the bolt torque amplifier jumbolter torque is small, and tighten bolt support can not reach the design requirements, after using the product, can use jumbolter torque amplification 5 times, bolt pre-tightening force than used alone jumbolter anchor installation, 5 times the pre-tightening force, to better achieve the effect of active anchor supporting roof, reducing the drivage roadway roof subsidence, improve the effectiveness of the anchor net supporting roof and initiative.
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