Powered by Made-in-China.com
Roller Cones of Rock Bit for Water Well Drilling
US$200.00-800.00
1 Piece
Sample price:US$250.00/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 ResistantBearing Type
Journal /Roller Bearing BitPin Connection
4 1/2" RegularTransport Package
Wooden CaseSpecification
8 1/2''Trademark
LONGYUEOrigin
Hebei, ChinaHS Code
8207199000Production Capacity
200 Pieces/WeekCompany 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: ≤4.97h 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.
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
You may also like
China Factory Wholesale High Quality Roller Cone for Foundation Pile Made in China
US$1,000.00
1 Piece(MOQ)
8 1/2' 215mm Rock Roller Palm Single Cone and Leg
US$260.00-800.00
1 Piece(MOQ)
Diamond Milling Cone for Porcelain Diamond Tool Beveling Router Bit
US$0.30-5.60
5 PCS(MOQ)
High Quality 8.5" Cones for Piling Project
US$250.00-300.00
1 Piece(MOQ)
Factory Wholesale Customized Single Roller Cone
US$320.00-800.00
1 Piece(MOQ)
Hjg DTH Rock Drill Ql60 Hammer Bit
US$1,500.00-1,600.00
1 Set(MOQ)
Exploration Impregnated Diamond Core Drill Bits Hq H W/L for Drilling Cdgeo
US$250.00
5 Pieces(MOQ)
Bq Nq Hq Pq Impregnated Diamond Core Drill Bit for Mining/Mineral Wireline Exploration
US$60.00-190.00
1 Piece(MOQ)
1/2 Inch Thread Flat Teeth Dry Core Drill Bit 165mm Length, Od 25mm-127mm for Dry Drilling
US$7.42-7.82
300 Pieces(MOQ)
Premium Specialized HSS Subland Step Drill Bit for Precision Cutting
Negotiable
500 Pieces(MOQ)
Customizable Colour Corrugated Crown Teeth Drill Bit 450mm Length
US$5.63-6.03
300 Pieces(MOQ)
High Precision CNC Drill Bits Milling Cutter Carbide Drill
US$25.00-30.00
5 pcs(MOQ)
Versatile Ceramic Tile Glass Hole Drill Bit Tool
US$0.50-1.80
100 Pieces(MOQ)
Vacuum Brazed Hole Saw Diamond Core Drill Bits for Porcelain Ceramic Tile
US$2.01
10 pieces(MOQ)
3/16 to 7/8 Inch Step Drill Bit M2 HSS Spiral Grooved Step Bit for Stainless Steel
US$1.25
100 Pieces(MOQ)
25-450 mm Concrete Wall Drilling Reinforced Concrete Stone Core Drill Bits
US$8.42
5 pieces(MOQ)
DIN338 HSS Fully Ground Jobber Length Tin Coated Metal Twist Drill Bit
US$0.33
1,000 Pieces(MOQ)



















