Wholesale 12 Inches HDD Rock Reamers IADC637G Metal-face Sealed Bearing For No-Dig in the stock from China factory Arm-backs are full armoured with tungsten carbide inserts which could protect the arm-backs and keep grease hole don't weared in horizontal directional drilling.The cutters are metal-face sealed bearing roller cone cutters, the quality is perfect in drilling very hard and long rock sections, it could bear very high load in rock reaming. The tungsten carbide inserts on cones are top-level, it has both high wear-resistance and shock-resistance, no any doubt about the quality and performance.
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 !| Size | 12" |
| Cutter Type | Metal-face Sealed Bearing Cutters For 8 1/2" Tricone Bit |
| IADC | 637 |
| Roller Cutter Quantity | 3 |
| Overall Length(mm) | 1200 |
| Thread Connection | NC31(Customized) |
