1)Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2)Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1)Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2)Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1)Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2)Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1)Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2)Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1)Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2)Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1)Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2)Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1)Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2)Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1)Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2)Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1)Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2)Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1)Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2)Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1)Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2)Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1) Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2) Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working condi tions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1) Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2) Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working condi tions, the product can be reasonably matched with the customer to effectively control the cost of drilling
14 3 / 4 inch 349mm iadc127 steel tooth tricone drill bit with center hole 14 3 / 4 inch 349mm iadc127 mill tooth tricone roller drill bit with hard interlayer below 40 MPa Soft formation. application : oil gas geothermy ming water well HDD and fundation
1)Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation. 2)Bearing: rubber seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling
1) Steel tooth roller bit, size 6 inch-121 / 4 inch, IADC 117/127/217 is suitable for soil, mudstone, gypsum, rock salt, chalk, soft lime, soft shale, with hard interlayer below 40 MPa Soft formation.3) Bearing: rubber 2)seal, compound seal, metal seal. The bearing seal structure can be selected from rubber seal, composite seal and metal seal bearing. The service life of the bearing is different. For different working conditions, the product can be reasonably matched with the customer to effectively control the cost of drilling