Specifications Big reamer and piling bit/big diameter piling bit/special type bit/tricone rock bit

1. High quality with best price

Big reamer and piling bit/reamer drill bit/big diameter piling bit/special type bit/tricone rock bit ? 1:? big diameter piling bit ???? bigger diamter for piling in construction filed,bridge construction,super highway construction,railway construction etc.? ??? That advantage of this series of bits is that it can be manufatured as customer's special piling. 2: special type bit ??? bit cones are splited from tricone bit and welded to bulid a new bit ????That advantage of this series of bits is that it can be manufatured as customer's special order in deeling with special drilling size.?? ? 3. Certification ?4:About Ruishi 1: Complete varieties Ruishi was establish in 1990. specialized in research and development ,manufacturing of bits. 2: The most competitive price We supply products to many trade company then Export to oversea indirectly before the day. Now we estabish our own Export Department. . Hoping that we can establish direct business relations with Foreign customers. We can give you the most competitive price because we are the source . 3:Excellent quality All process of manufacturing is in line with API and IS0 and we stand in the market . 4: Honest Operation My boss has a high regard of his Honesty and trustworthiness in the line. He tells us :Only trust makes him and the enterprise to become strong. And we will give our every customers Warranty and Guarantee For Bits and then keep our promise. 5:Perfect service Our factory has a group of experienced designers and sale engineers ,which could be servicing in drilling fieldwork in order to solve special questions at once. 6:Welcome to our factory.