Punching lock holes and hinge holes on steel door frame, Multi-head combination hydraulic punch. HARSLE is the leading manufacturer who can provide complete security steel door production line solutions for customers, we can not only provide high quality machines for steel door fabrication, but also door production technical support.
This video shows how to punch holes on the door frame by multi head hydraulic punch with high efficiency. it can save up to 70% of time for hole punching on stel metal door frame.
Please feel free to contact us if you need any help on security steel door fabrication.
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