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Premium Diamond Core Drill Bit with M22 Thread 370mm Length
US$4.33
300-599 Pieces
US$4.13
600-999 Pieces
US$3.93
1,000+ Pieces
Product profile
Customization
AvailableCustomized
CustomizedLength
Jobber-lengthModel NO.
32Type
Core Drill BitMaterial
DiamondUsage
Masonry DrillingColour
Support CustomizationWelding Procedure
High Frequency WeldingLength of Drill Pipe
370mmKnife Tooth Process
High Temperature CuringTransport Package
Neutral PackingSpecification
Outer diameter: 16mm-350mm, 44 specifications in tTrademark
TIANFUOrigin
Shijiazhuang, Hebei, ChinaHS Code
8207501000Production Capacity
180000pieces/YearsKey features
Premium Diamond Segments: Sharp cutting, high wear resistance, and longer service life for lower operating costs.
Precision Sintering Tech: Strong segment bonding prevents breakage, ensuring stable and safe drilling performance.
High Drilling Efficiency: Fast penetration speed with no jamming, greatly improving construction speed.
Wide Material Compatibility: Effective on concrete, reinforced concrete, brick, stone, granite, and marble.
Customization Supported: Full customization available for size, material, packaging, color, and welding procedure.
Direct Factory Supply: In-house production with full size range, ready stock, and competitive pricing.
Long Service Life: Service life is 30%-50% longer than ordinary drill bits under same working conditions.
100% Quality Inspection: Strict visual and function inspection ensures high quality for all finished products.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Flexible customization CertifiedExport Year: 1 Year CertifiedNearest Port: Tianjin PortAverage Response Time: ≤4.17h CertifiedTerms of Payment: T/T, LC
AI-Powered supplier vetting
SummaryTianfu Tools is a diamond-tool manufacturer established in 2004 and registered in 2009, with stated independent R&D, production, and global sales capabilities. Its scope covers machine tools, diamond tools, hardware tools, electromechanical products, and related import/export activities. Evidence shows 20 years of technical accumulation, eight national patents, four registered trademarks, three production lines, and flexible customization. However, the supplier reports no available SDK, no new products in the past year, no ODM service, no OEM for popular brands, and no supplier-management-system certification. Service procedures exist for corrective actions and complaints, but written records are absent. Export, financial, and customer-case evidence is limited or inconsistent, so several fields remain unverified.
Supplier typeThe supplier is a manufacturer and seller of diamond tools, machine tools, hardware tools, and electromechanical products, with stated R&D, production, and export capabilities. Its history began with diamond-tool manufacturing, and it operates three production lines.
CertificationsThe supplier-management-system certification field is explicitly recorded as NIL. No other certification is identified in the provided slices, although patents and trademarks are reported separately and do not constitute management-system certification.
R&D capabilityThe supplier states it has independent R&D, 20 years of technical accumulation, eight national patents, four registered trademarks, and an R&D focus on materials, structures, and processes. However, it reports no new product in the past year and no available SDK, so innovation strength is evidenced historically but current product-development activity is mixed.
Production capacityThe supplier lists high-temperature sintering, laser cutting, mixing, lathing, punching, sandblasting, and welding equipment, and operates three production lines. It also reports an instruction for finished-product inspection, but no written inspection records are available; capacity scale and production output are therefore only partially demonstrated.
Customization capabilityFlexible customization is explicitly available, and the company description states that it provides customized production and one-stop solutions from design to delivery. In contrast, the supplier reports no ODM service and no OEM service for popular brands, indicating customization capability with restrictions on certain service models.
Product Q&A
Q:Do you support customization?
A:
Yes! We provide full customization including size, material, packaging, color, and welding procedure.
Q:What materials can you drill?
A:
They can be widely used on concrete, reinforced concrete, red brick, granite, marble, etc.
Q:Are there different models available?
A:
We have three types: wet core bits (for water cooling), dry core bits (for water-free environments), and wet & dry dual-use core bits.
Q:What material are your drill bits made of?
A:
We use high-grade diamond segments and high-quality blanks.
Q:How durable are the drill bits?
A:
They feature high sharpness and strong wear resistance. Service life is 30%-50% longer than ordinary drill bits, with lower overall cost.
Send Inquiry
*To:
Shijiazhuang Tianfu Tool Co., Ltd.
Shijiazhuang Tianfu Tool Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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