WNS TUBE/PIPE NOTCHER ½”. WNS TUBE/PIPE NOTCHER (PN01) is used to notch round pipe and tube. WNS TUBE / PIPE NOTCHER. Tube/Pipe Notcher notches tube at 90° with a maximum wall thickness of 3.0mm. the user to easily apply the required leverage to notch quickly and with minimal, or.
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