Wholesale 14 Inches HDD PDC rock reamers in the stock from China factory Nowadays, HDD rock reamer with PDC cutters is being used more and more in reaming projects, comparing with rock reamers with roller cones, the PDC rock reamers need higher RPM and lower WOB, high speed rotation cutting is feature of PDC Rock Reamer. Higher penetration rate, longer life and lower risk are the advantages of PDC reamers, PDC reamers has faster drilling speed, longer life than roller cone rock reamer, and PDC reamer has no risk of dropping cones into hole.Application: Hard formations for high compressive strength,such as sandstone,hard shale,dolomite,hard gypsum,chert, granite, etc. Far Eastern are  factory  specializes in drill bits,such as HDD hole opener,Foundation roller cutters ,PDC drill bit,roller cone bit, tricone roller cone bit, tricone bits for different applications. The application including oil field,natural gas,geological exploration,driectional boring,mining ,water well drilling ,HDD, construction,and foundation. As a leading drill bits factory in China,increase the drill bit working life is our target. We always try to improve the bits with high penetration rates.Our purpose is to sell the high quality with the lowest price.Far eastern drilling quality and technology will help you to achieve more !