corrosion proof 4 inch dth hammer

{"cid":"91222788","title":"Shockproof 4 Inch DTH Hammer Corrosion Proof DTH Drilling Tools API 4 1\/2\" Reg Connection","imgUrl":"https:\/\/img.chinax.com\/nimg\/a6\/47\/9558cdc5736b0b8b7f23467cc675-200x200-1.jpg","attrs":{"Brand Name":"Super Diamond","Model Number":"DHD,QL,Mission,SD","Minimum Order Quantity":"1","Place of Origin":"China","Manufacturing Process":"Forging","Material":"Alloy Steel","Connection Thread":"API 4 1\/2\" Reg","Hole Range":"Dia 195 - 254 mm","Working Pressure":"1.0 - 3.0MPa","Compatible Bit Shank":"Cop84, DHD380, Ql80, M80, SD8, CD85","Transport Package":"Ply-Wooden Cases for Exporting","Specification":"2 inch to 12 inch","Trademark":"Super Diamond","Origin":"China","HS Code":"8207199000"}}

{"cid":"91202120","title":"Corrosion Proof Diameter 203mm Blue Mining Drill Bits Corrosion Proof","imgUrl":"https:\/\/img.chinax.com\/nimg\/7d\/a3\/b78df5f696f2e545e34e453b2bee-200x200-1.jpg","attrs":{"Price":"$3-$300","Brand Name":"MTH","Model Number":"105mm diameter","Minimum Order Quantity":"1 Piece","Delivery Time":"10-15 days","Certification":"ISO9001","Place of Origin":"CHINA","Payment Terms":"T\/T, Western Union, MoneyGram","Supply Ability":"10000 pieces per month","Packaging Details":"wooden case","Product name":"CIR 90 Low Air Pressure DTH Down The Hole Drill Button Bit","Diameter":"115mm-240mm","Type":"Drill Bit,low air pressure dth hammer,Carbide Bit","Use":"Well Drilling,Ore Mining,quarry","Packing":"Wooden Case","Usage":"Hole Drilling","Machine type":"Drilling Tool","Material":"Carbide,High Manganese Steel,Tungsten Carbide & Steel","Application":"Rock Drilling,Mining,Construction,quarry,Water Well drilling"}}