New Applicable Industries Energy & Mining, Coal mining, Dam construction Video outgoing-inspection Provided Machinery Test Report Not Available Marketing Type Ordinary Product Place of Origin China Type water well drilling machine Machine Type Drilling Tool Material Carbon Steel, PDC cutters and tungsten carbide blanks Processing Type Forging Use Well Drilling Product name PDC concave drill bit Application Coal mining and dam construction Usage Hole Drilling Advantage Fast Footage Speed in soft formation Diameter 200mm Weight 7.6kg MOQ 1 Piece Packing Carton box HS code 8207199000