7 1 2in dth hammer bits

{"cid":"91225002","title":"10 - 25Bar Taper Hard Rock Drill Bits Dth Hammer PDC 3 1\/2in - 17 1\/2in ODM","imgUrl":"https:\/\/img.chinax.com\/nimg\/96\/23\/c349d77acbb5f804a34e588fb14f-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Xianfeng","Minimum Order Quantity":"1","Delivery Time":"2-3 Weeks","Packaging Details":"Carton","Payment Terms":"T\/T","Place of Origin":"China","Air Pressure":"10-25 Bar","Keywords":"PDC Concave Drag Bit","Heat Treatment":"Heat Treated","Taper":"7\u300111\u300112","Gauge Angle":"35 Degree","Skirt Type":"Long Skirt And Short Skirt","Bit Size":"3 1\/2\"~ 17 1\/2\"","Angle":"30\u00b0,35\u00b0,40\u00b0"}}

{"cid":"91207487","title":"Oil Steel Body PDC Bit 7 Nozzle 5 Blades Dth Hammer Button","imgUrl":"https:\/\/img.chinax.com\/nimg\/5d\/95\/fa1154eb2f11f8d736a1322b1736-200x200-1.jpg","attrs":{"Price":"To be negotiable","Brand Name":"Hainaisen","Model Number":"8-1\/2 HS65220B","Minimum Order Quantity":"5 pieces","Delivery Time":"5-7 business days","Certification":"ISO9001","Place of Origin":"China","Payment Terms":"T\/T, L\/C","Supply Ability":"20pcs per day","Packaging Details":"iron case","size":"8 1\/2 in or 215.9mm","Use":"Well Drilling,Coal mining","Color":"Request","Name":"PDC drill bits","Number of nozzle":"7"}}