water drill

450mm long green giant water drill bit air conditioning water drill rig concrete wall opening oil smoke water drill bit

water drill-ಮಾಸ್ಟರ್ಲಿ, ಚೀನಾ ಫ್ಯಾಕ್ಟರಿ, ಸರಬರಾಜುದಾರ, ತಯಾರಕ