hainaisen 94mm coal mining drill bits

{"cid":"91207487","title":"94mm Coal Mining Drill Bits Directional 4 Blade PDC Bit For Well Drilling","imgUrl":"https:\/\/img.ismap.com\/nimg\/30\/72\/391cfc031b29a5b9a77027134236-200x200-1.jpg","attrs":{"Price":"To be negotiable","Brand Name":"Hainaisen","Model Number":"4 Blades","Minimum Order Quantity":"10 pieces","Delivery Time":"5-7 business days","Certification":"ISO 9001","Place of Origin":"China","Payment Terms":"T\/T, L\/C","Supply Ability":"300pcs per day","Packaging Details":"customized","Product Name":"PDC Mining Bit","Usage":"Minning , Coal , Well water","Machine":"Steel body","Material":"Tungsten Carbide","Machine type":"Drilling Equipment","Packing":"Steel gird or Wooden case"}}

{"cid":"91198245","title":"3 Wings 94mm Polycrystalline Diamond Drill Bits","imgUrl":"https:\/\/img.ismap.com\/nimg\/ef\/d2\/f12432bc666d78980bf245503c93-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"ShiTan","Minimum Order Quantity":"Negotiation","Delivery Time":"Within 7-12 days","Certification":"ISO9001","Place of Origin":"China","Payment Terms":"L\/C, D\/A, T\/T, Western Union","Supply Ability":"20000pcs\/Year","Packaging Details":"Standard export package","name":"water well drilling bits","Machine Type":"Drilling Tool","Use":"Well Drilling","Bit type":"PDC non core diamond bit","color":"blue or gold ,red","Application":"Water well drilling","Model size":"65mm, 75mm, 94mm"}}