Product Description
1. Application: Support the rock face of the roof and
the roof down, to ensure a safe working space.
2.Features: Underground
transport is convenient, face and easy to use, easy to move,
easy
maintenance, save labor,time, effort, provincial money, peace of
mind.
3. Accessories: capping, handle body, returning spring, base body,
three-use valve, hydraulic cylinders, upper prop, sealing,
etc.
Product Description
1. Application: Support the rock face of the roof and
the roof down, to ensure a safe working space.
Technical date:
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