JYY mechanical
Hebei China
6000 drill bits per year
From 3 working days, depending on the order quantity and inventory
Shockproof foam, greased on the switch
Diaphragm Wall tremie pipe
Grouting purpose tremie pipe for concrete pipe
Black or Customized
6mm or as required
219mm, 260mm, 300mm or as required
Shockproof foam, greased on the switch