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8 1/2'' Rock Roller Bit Breaker/Tricone Bit Breaker
US$300.00-500.00
1 Piece
Sample price:US$300.00/piece.Request sample
Product profile
Customization
AvailableCustomized
CustomizedStandard
AISIModel NO.
8 1/2''Length
Taper-lengthType
Center Drill BitMaterial
High Carbon SteelUsage
Well DrillingMachine Type
Drilling ToolProcessing Type
ForgingAdvantage
High-Efficiency ,Wear ResistantBody Material
Alloy or Tungston CarbridAvailable Size
5 Inch-26 InchCutter Size
13,16,19mmBlades Quantity
3-9 BladesUse
Oil,Gas,WellsFormation
Soft to HardTransport Package
Wooden CaseSpecification
8 1/2Trademark
LONGYUEOrigin
Hebei, ChinaHS Code
8207191000Production Capacity
200 Pieces/MouthKey features
High-Efficiency & Wear Resistant: Designed for superior performance in soft to hard formations with high durability.
Wide Size Range Available: Available sizes from 5 Inch to 26 Inch to suit various drilling needs.
Customizable Blade Quantity: Blades quantity can be customized from 3 to 9 blades based on requirements.
OEM and ODM Services: Full OEM and ODM services available for custom drilling tool manufacturing.
Multiple Body Materials: Body material options include Alloy or Tungsten Carbide for enhanced strength.
Stock Availability for Regular Models: Regular models are kept in stock for prompt delivery and fast turnaround.
Fast Inland Transportation: Factory is near Beijing airport and Tianjin seaport with one-day inland transport.
Versatile Application: Suitable for oil, gas, water well drilling, HDD, and foundation applications.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2016-08-01 CertifiedNearest Port: Tianjin PortAverage Response Time: ≤5.12h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryHejian Longyue Drill Bit Manufacture Co., Ltd. is a China-based manufacturing factory in Hejian, Cangzhou, Hebei, established in 2016, with 67 employees and a 10,000 m² plant. It produces drilling-related equipment, operates more than 10 production lines, and has 6–10 quality-control staff. The supplier states that it can design HY PDC bits according to customer requirements, indicating customization capability. It has five years of R&D engineer experience, exports 51%–70% of sales, and holds self-operated import and export rights. However, the provided information does not confirm certifications, after-sales capabilities, or verified customer cases. Trade records show limited documented import activity involving Uzbekistan and Kazakhstan, but these records alone do not establish broad customer performance or financial credibility.
Supplier typeThe supplier is explicitly identified as a factory/manufacturer and a limited company located in Hejian, Cangzhou, Hebei, China. Its stated business scope includes drilling equipment and manufacturing-related products, consistent with a specialized industrial manufacturer.
R&D capabilityThe supplier reports five years of total R&D engineer experience and states that it can design HY PDC bits according to customer requests. This provides explicit evidence of product-design capability, although no broader R&D team size, patents, testing facilities, or innovation results are given.
Production capacityThe supplier operates more than 10 production lines, employs 6–10 quality-control staff, and has a 10,000 m² manufacturing plant with 67 total employees. These stated operational resources support a positive assessment of production capability, though actual capacity and delivery performance are not specified.
Customization capabilityThe company explicitly states that it can design HY PDC bits according to customer requirements. Its listed product range includes PDC bits, tricone bits, roller cones, hole openers, rock reamers, and related drilling products, supporting product-specific customization capability.
Product Q&A
Q:How to get an exact quotation?
A:
Please send us detailed information including Tricone bits (Diameter, IADC code), PDC bits (Matrix or Steel body, blades quantity, cutter size), Hole opener (Diameter, pilot hole size, rock hardness, thread connection), and Roller cutters (Diameter of cones, model number). Sending photos is also a simple way. Additionally, provide drilling depth, drilling length in HDD, rock hardness, drill rig capacity, application type (oil/gas/water/HDD/foundation), Incoterm (FOB/CIF/CFR), transport mode (pla
Q:What are the lead time and payment terms?
A:
We always have regular models available in stock for prompt delivery. Mass production lead time depends on the order quantity. We accept all regular payment terms including L/C, T/T, D/P, and PayPal.
Q:What is the delivery advantage?
A:
Prompt delivery is one of our advantages due to stock availability for regular models. Our factory is located near Beijing airport and Tianjin seaport, with transportation taking only one day, ensuring fast and economical inland charges.
Q:What are the available cutter sizes?
A:
The available cutter sizes are 13mm, 16mm, and 19mm.
Q:What formations can this bit handle?
A:
This bit is designed for use in formations ranging from soft to hard.
Send Inquiry
*To:
Hejian Longyue Drill Bit Manufacture Co., Ltd.
Hejian Longyue Drill Bit Manufacture Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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