down the hole hammer rustproof

{"cid":"91202120","title":"DHD340 45A High Air Pressure DTH Hammer For Mine Drilling Rustproof","imgUrl":"https:\/\/img.chinax.com\/nimg\/35\/21\/e3ce28a485f140a42d3530751414-200x200-1.jpg","attrs":{"Price":"$3-$300","Brand Name":"MTH","Model Number":"DHD340","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":"DTH Hammer","Diameter":"105-127mm","Connect thread":"API 2 3\/ 8 REG","Use":"Ore Mining,Well Drilling,DTH drilling","Material":"Carbon Steel,Tungsten Carbide & Steel","Application":"Rock Drilling,quarry,water well drilling,mining or welling drilling","Color":"Blue,Gold,Red,black or customized","Advantage":"High Performance,High Wear Resistant,High-efficiency","Usage":"Hole Drilling,oil,water well,Underground Mining,ore","Package":"Wooden case"}}