YINHAI WORKSHOP SHOW-REAL FACTORY          EXHIBITION        SHOW                                 FAQ: 1.Q:What kind of packing do you have?    A: Steel boxes;packing can be customized-up to the standard for export. 2.Q:What is your price and services advantage?    A:We are 100% factory directly sales,API production process guarantee,Provide customized services for OEM and brand processing.       Factory best price and quality and service,Reduce the cost of drilling for you. Don't worry after-sales services.Welcome to make a video-call to inspect factory workshops. 3.Q: How about the delivery and payments terms? Payment: T/T, L/C, Western Union, Paypal, 30% deposit in advance and balance before delivery. Min. order quantity: 1 pcs Transportation way: By DHL/TNT/Fedex express, by air, ocean, train.   Hejian YINHAI rock bits , We are manufacturer of tricone bits, PDC bits, Piling foundation single cones/ rock reamers. Our bits based on high-tech skills and designs are used in explitation of natural gas, crude oil, water well, geological exploration, HDD drilling and piling foundation. We possess technical research team, production management team and professional sales team in our company to serve our clients. . Such as Tricone bit, PDC bit, cones, Roller bit, Diamond Core bit, Bi-center bit, hammer bits, drag bits, Hole opener,PDC reamer,  HDD vertical reamer, rock reamer and other accessories such as subs, nozzles,adapters, bit breakers,etc.