Vertical pipe front fork locking hole drilling and grooving machine, bicycle stand pipe HC8739 Drilling spindle L and R side, vertical adjustment up and down, front and back fixed position Rear side grooving spindle head Hydraulic displacement table auto cutting fluid spray device Machining with bicycle stand pipe pipesVideopipes Video Categories: drilling, multi-drill, drill application, cutting-sawingProject navigationPreviousPrevious project:Auto rolate punch hole machine HC8738NextNext project:Vertical pipe front fork locking hole tapping machine, bicycle stand pipe HC8740