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Factory Carbide Od12*ID2.5*ID2.2*340mm Gun Drill Bit Solid Tungsten Carbide Rod Blanks
US$45.00
1-4 Pieces
US$42.90
5-19 Pieces
US$40.90
20+ Pieces
Sample price:US$45.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
SupplyWarranty
3 MonthsModel NO.
OD12*ID2.5*ID2.2*340mmLogo Printing
Without Logo PrintingSize
SmallCustomized
Non-CustomizedType
Cutting ToolMaterial
Tungsten CarbideCertification
ISO 9001:2000Hardness
91.8hraStrength
3800MPaDensity
14.450g/cm3Diameter
12Length
340mmProcess Request
Grinding H6,H5,H6, H7, H6.H7 etcGrain Size
0.7umCobalt%
10%Wc %
90%Transport Package
25kg. CartonSpecification
YL10.2STrademark
ZZUPOrigin
Zhuzhou, Hunan, ChinaHS Code
8209009000Production Capacity
10000000PCS/MonthKey features
Deep Hole Drilling Capability: Designed with a coolant hole to reach deep machining materials for effective lubrication and chip removal.
High Hardness and Strength: Features hardness of 91.8 HRA and strength of 3800 MPa for superior durability in tough applications.
Versatile Material Applications: Suitable for drilling long straight holes in metal, wood, and some plastics including cast iron and stainless steel.
ISO 9001:2000 Certified: Manufactured under strict quality management standards ensuring consistent product reliability.
Precision Submicron Alloy: YL10.2S grade offers submicron grain size (0.7um) for enhanced wear resistance and toughness.
Comprehensive After-Sales Support: Includes supply service and a 3-month warranty period for customer peace of mind.
Multiple Alloy Grades Available: Options include XL06H, YL10.2S, and XF20T tailored for different materials like copper, aluminum, and steel.
Standardized Dimensions: Precise specifications: 12mm OD, 2.5mm ID, 2.2mm ID, and 340mm length for specific tooling needs.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-05-25Nearest Port: Guangzhou, Shanghai, NingboAverage Response Time: ≤15hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW
AI-Powered supplier vetting
SummaryZhuzhou Up Cemented Carbide Co., Ltd. is identified as a China-based limited company and manufacturer/factory in Hunan, with products focused on tungsten carbide components and related materials. The supplier reports ISO 9000 and ISO 9001 certifications, six production lines, 41–50 years of combined R&D engineer experience, and 11–20 quality-control staff. It serves multiple international markets and derives 71%–90% of sales from exports. The supplier states that it can provide quality products and services, but the available information does not establish detailed after-sales procedures, customization capabilities, financial strength, or a substantial customer track record. Trade data shows one recorded transaction involving a Ukrainian buyer, which is limited evidence of commercial activity.
Supplier typeThe supplier is explicitly described as a manufacturer/factory and trading company, legally organized as a limited company in Zhuzhou, Hunan, China. Its stated business identity and address are consistent across the provided records.
CertificationsThe supplier reports holding ISO 9000 and ISO 9001 supplier management system certifications. These are explicit certifications relevant to quality-management practices, although no certificate scope, issuing body, or validity period is provided.
R&D capabilityThe supplier describes advanced alloy production technology and reports 41–50 years of total R&D engineer experience. This supports an R&D and technical capability, but there is no evidence of patents, new-product development, dedicated R&D facilities, or documented innovations.
Production capacityThe supplier is identified as a factory/manufacturer with rich production and processing experience, six production lines, 11–20 quality-control staff, and a broad range of tungsten carbide products. Reported lead times are within 15 working days off-season and one month during peak season, indicating stated production and fulfillment capacity.
Product Q&A
Q:What is the warranty period for this product?
A:
We provide a 3-month warranty for all our products.
Q:Is this product customizable?
A:
No, this product is non-customized and comes in standard specifications.
Q:What materials can this gun drill bit process?
A:
It is suitable for drilling metal, wood, and some plastics, including cast iron, copper, aluminum, and stainless steel.
Q:What are the key specifications of the drill bit?
A:
The dimensions are 12mm outer diameter, 2.5mm and 2.2mm inner diameters, and 340mm length.
Q:What is the hardness and strength of the carbide?
A:
The hardness is 91.8 HRA and the strength is 3800 MPa.
Send Inquiry
*To:
Zhuzhou Up Cemented Carbide Co., Ltd.
Zhuzhou Up Cemented Carbide Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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