Powered by Made-in-China.com
12 1/4 Inches Matrix Body PDC Bits with 16mm Cutters and 5 Blades for Soft to Medium Hard Formations
US$1.00-8,888.00
1 Piece
Product profile
Customization
AvailableCustomized
CustomizedLength
Taper-lengthModel NO.
12-1/4Type
Drill BitMaterial
High Carbon SteelUsage
Well DrillingBit Size (in)
12 1/4"Bit Size (mm)
311.1Number of Blade
5Primary Cutter Size(mm)
16Nozzle Qty
8Gauge Length
2"-3.5"Connection
6-5/8" API RegRecommended Rpm (R/Min)
60-250Recommended Wob (kN)
20-100Recommended Flow Rate(Lps)
40-55Net / Gross Weight (Kg)
*(Based on Actual Products)Package Dimension (mm)
700×360×360Applicable Formations
Suitable for Soft to Medium Hard FormationsTransport Package
Plywood Box and Ad RequiredSpecification
12-1/4"Trademark
RuishiOrigin
China, CangzhouHS Code
820719Production Capacity
20000PC/YearKey features
High Efficiency Drilling: Optimized blade profiles and hydraulic structures significantly improve mechanical drilling speed.
Versatile Formation Application: Suitable for soft to medium hard formations with excellent impact and wear resistance.
Advanced Material Composition: High-strength alloy steel substrate embedded with high-density polycrystalline diamond composite cutters.
Stable Steel Structure: Strong stability and fatigue resistance effectively suppress downhole vibration and displacement.
Optimized Chip Removal: Designed with optimized bottom hole flow field and chip removal grooves to reduce repeated cutting.
Multi-Well Type Compatibility: Applicable for vertical, directional, and horizontal wells meeting diverse working conditions.
Cost-Effective Performance: Extends drill bit life and reduces frequent replacement costs compared to traditional roller bits.
Flexible Customization: Offers full customization, minor customization, and flexible options based on samples or designs.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 18years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤1.20h
AI-Powered supplier vetting
SummaryHebei Ruishi Bits Manufacturing Co., Ltd. is described as a specialized manufacturer of diamond drill bits and drilling tools, with research, design, manufacturing, sales, and service capabilities. It offers 3D design, OEM, ODM, and multiple customization options. The supplier reports machining, laser cutting, drilling, sawing, wire cutting, and testing equipment, along with documented inspection, quality assurance, corrective-action, and complaint-handling procedures. ISO9001:2015, ISO45001:2018, and ISO14001 certifications are reported. However, it reported no new products in the past year, only two R&D engineers, no overseas agents, branches, warehouse, or showroom, and no valid manufacturing-capacity contract with related subcontractors. Financial information is insufficient for assessment. Customer-case evidence is limited: it reports no Fortune 500 cooperation, while OEM service for well-known brands is claimed without naming customers.
Supplier typeThe supplier identifies itself as a specialized company engaged in the research, design, manufacture, sales, and service of diamond drill bits and drilling tools. This supports classification as a specialized drilling-tool manufacturer rather than a general trading company.
CertificationsReported management-system certifications include ISO9001:2015, ISO45001:2018, and ISO14001. The supplier also reports a product compliance certification category of “Others” and an environmental impact assessment report, but the specific product certification is not identified.
R&D capabilityThe supplier provides 3D software design, ODM, OEM, and several R&D customization services. Nevertheless, it reported no new products in the past year and lists only two R&D engineers, which is explicit evidence of limited recent product-development output.
Production capacityProduction resources include machining, laser cutting, radial drilling, sawing, wire cutting, and universal testing equipment. Documented inspection, quality-assurance, corrective-action, and supplier-assessment procedures are reported, with inventory capability and stated lead times; however, there is no valid manufacturing-capacity contract with related subcontractors.
Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, flexible customization, 3D software design, ODM, and OEM services for popular brands. These multiple stated service types provide direct evidence of broad customization capability.
Product Q&A
Q:Are you a manufacturer or a trade company?
A:
We are a manufacturer, and we can help you find different kinds of products in the Chinese market to match your needs.
Q:Can I have a sample order?
A:
Yes, we welcome sample order to test. Mixed samples are acceptable.
Q:What about the lead time?
A:
Samples within 3 days, big order within 30 days.
Q:Do you have any MOQ limit?
A:
One piece for sample testing is available.
Q:How do you ship the goods and how long does it take to arrive?
A:
We usually send by DHL, UPS, FedEx or TNT. It takes around 3-5 days. Sea shipping also optional.
Send Inquiry
*To:
Hebei Ruishi Bits Manufacturing Co., Ltd
Hebei Ruishi Bits Manufacturing Co., Ltd*Content:
Supplier replies will be sent to your registered email
You may also like
Durable 12 1/4 Inch PDC Drill Bits with 16mm Cutters
US$1,800.00-1,900.00
1 pcs(MOQ)
Durable Mining Anchor Bit 27mm with PDC Cutters
US$20.00-300.00
100 Pieces(MOQ)
Durable 6 Inch PDC Drill Bits with 16mm Cutters
US$1,000.00-1,200.00
1 pcs(MOQ)
6 Inch PDC Drill Bit 5 Blades Steel or Matrix Body for Geological Exploration
US$1,050.00-2,800.00
1 Piece(MOQ)
API Spec 12 1/4 Inch Steel Body Rock Diamond PDC Drill Bit
US$1.00-3,000.00
1 Piece(MOQ)
Horizontal Drilling Oil Well 12 1/4 Inch Matrix Body 5 Wings Diamond PDC Bit
US$700.00-2,600.00
1 pieces(MOQ)
PDC Drill Bit for Oil/Gas/Water Well Drilling 3/4/5/6 Blades PDC Bit with Steel Matrix Body
US$1,600.00-2,000.00
1 Piece(MOQ)
High Performance 17 1/2 Inch 6 Blades Steel or Matrix Body PDC Drilling Bit
US$8,500.00-20,000.00
1 Piece(MOQ)
12-1/4 Inch Diameter Fixed Cutter PDC Rock Drilling Bits
US$9,000.00-12,000.00
1 Piece(MOQ)
Durable 5 7/8 Inch PDC Drill Bits with 16mm Cutters
US$1,200.00-1,300.00
1 pcs(MOQ)
12 1/4 Inch 1308 Cutters Oil Well Drilling PDC Drill Bit
US$2,000.00-4,000.00
1 Piece(MOQ)
17 1/2 Inch 6 Blades Steel or Matrix Body PDC Bit with Hard Facing
US$8,500.00-20,000.00
1 Piece(MOQ)
Steel Body Oil Well 12 -1/4 PDC Drill Bit of Diamond Drilling
US$5,000.00-10,000.00
1 Piece(MOQ)
12 1/4'' 311mm 5 Blades Steel Body PDC Drill Bit for Gas Oil Well Drilling
US$1,000.00-2,000.00
1 Piece(MOQ)
12 1/4" Munafacturer Steel Body 6 Blades PDC Drill Bit
US$100.00-1,000.00
1 Piece(MOQ)



















