What payment methods do you accept?

TT, Paypal, L/C, Western Union; 30% deposit before mass production, balance against copy of B/L.

How do you handle faulty products?

During the warranty period, we will repair or replace defected products.

537 Tungsten Carbide Inserted TCI Drill Bit Water Well Drill Bit

Name: 7-1/2 Inch Tricone Roller Bit IADC 437/ 537 Tungsten Carbide Inserted TCI Drill Bit Water Well Drill Bit
Brand: Hebei Ruishi Bits Manufacturing Co., Ltd
SKU: 2046905292

Hebei, ChinaHebei Ruishi Bits Manufacturing Co., Ltd

US$1.00-8,888.00

1 Piece

Product profile

Customization

Available

Customized

Length

Jobber-length

Model NO.

7-1/2 inch

Type

Center Drill Bit

Material

Alloy Steel

Usage

Well Drilling

Nozzie Qty

Bearing Type

Plain Bearing

Seal

Rubber

API Connection(Reg)Pin

7-5/8" Reg

Weight on Bit(kN)

0.5-1.05

Rotary Speed(Rpm)

130-40

Transport Package

Plywood Box

Specification

7-1/2 inch

Trademark

Ruishi

Origin

Renqiu City, Hebei, China

HS Code

820719

Production Capacity

20000PC/Year

Key features

Premium Tungsten Carbide Inserts: Fine-tuned compacts match specific formations for optimal drilling efficiency.

Six-Point Gauge Stability: Six-point contact with borehole wall protects cutting structure from lateral blows.

Anti-Balling Nozzle System: Three combined nozzles balance fluid flow and effectively clean the bottom-hole zone.

API & ISO Certified Quality: Complies with API Spec 7-1, ISO 9001, ISO 14001, and OHSAS 18001 standards.

Customizable Design Options: Offers customization for nozzle quantity, bearing type, seal, and API connection.

Enhanced Durability & ROP: Additional insert rows and heel row compacts improve balance and reduce thermal effects.

Wide Application Range: Suitable for various formations from very soft to hard with high compressive strength.

Advanced Manufacturing: Equipped with five-axis machining centers and CNC sintering furnaces for precision.

Company profile

Importers and ExportersYears of Export ExperienceSelf-brandedExhibition Experience

Hebei Ruishi Bits Manufacturing Co., Ltd

Hebei, China

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: ≤1.76h

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.