8 1 2in oil drill bit

{"cid":"91224756","title":"8 1\/2in 216mm Oil Drill Bit Hard Strata Directional Diamond PDC Bit","imgUrl":"https:\/\/img.chinax.com\/nimg\/c7\/7e\/a18702b8c5cc17d26874f1869266-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"XINGTONG","Model Number":"8 1\/2\u2033 216mm XHY","Minimum Order Quantity":"1 Piece\uff08MOQ\uff09","Delivery Time":"15-45 Days","Certification":"API \u3001ISO 9001","Place of Origin":"CHINA","Payment Terms":",L\/C,D\/A,D\/P,T\/T,Western Union,MoneyGram","Supply Ability":"Stable supply and support for bulk customization.","Packaging Details":"Standard Exported Package","Cutter Type":"GI","IADC code":"S537","Body type":"STEEL","Cone \/ palm \/ tooth material":"15MnNi4Mo\/20CrNiMo","Cutting structure":"Double cone with 4 blades","Bearing":"Wear-resistant alloys","PDC Main teeth":"1613","Nozzle type & count":"L*4","Junk slot area (sq mm)":"9238","Normalized Face Volume":"48.41%","API Connection":"4-1\/2 REG.pin","Make-Up TQ":"16-24KN.m","Gauge Length":"140mm","Make-Up length":"362mm","Approximate Shipping Weight":"78kg"}}

{"cid":"91207487","title":"Petroleum Diamond Button Drill Bit 6 Nozzle Well Drill Head","imgUrl":"https:\/\/img.chinax.com\/nimg\/47\/86\/3cee027eb2f3c096003869916449-200x200-1.jpg","attrs":{"Price":"To be negotiable","Brand Name":"Hainaisen","Model Number":"8-1\/2 HS9622TB","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\/2in","Color":"Request, gold","Application":"Rock Drilling,mining,water well","Gauge length":"100mm","Certificate":"Yes"}}