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Kerb Konus 302 Type 303 Type Screw Sleeve
US$0.10
2,000-9,999 Pieces
US$0.08
10,000-999,999 Pieces
US$0.075
1,000,000+ Pieces
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableType
Threaded InsertsSize
Metric,InchModel NO.
L302Application
Machinery, Chemical Industry, Environmental, etcOEM
AvailableMaterial
Stainless Steel,Steel,Aluminum,Carbon SteelTransport Package
PE+CartonSpecification
M2 M3 M4 M5 M6Trademark
In-saiLOrigin
Shenzhen ChinaProduction Capacity
10000000Key features
Extensive Product Range: More than 10,000 fastener specifications available including Metric and Inch sizes.
Rapid Technical Support: Engineers provide technical assistance within half an hour and 24-hour online service.
High Customer Satisfaction: Annual customer praise rate exceeds 98% due to reliable quality and service.
Customizable Materials: Available in Brass, Stainless Steel, Carbon Steel, and Aluminum Alloy per requirement.
Multiple Custom Finishes: Options include Zn/Ni/Tin/Au plating, Black Oxide, and Anodizing.
Flexible Insert Methods: Supports Ultrasonic, Heat staking, Insert Molding, and Cold press-in methods.
Comprehensive Certifications: ISO9001:2008, SGS, RoHS, Material Certification, and PPAP compliant.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2008-06-30Average Response Time: ≤1.83hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA
AI-Powered supplier vetting
SummaryThe supplier is identified as Shenzhen In-sail Precision Parts Co., Ltd., a China-based limited company and manufacturer/factory in Shenzhen, Guangdong. It produces precision fasteners and parts, including thread inserts, CNC-machined components, pogo pins, press-fit connectors, and self-clinching standoff nuts. The available information indicates ISO 9000 and ISO 9001 management-system certifications, more than 10 production lines, 21–30 quality-control staff, and 41–50 years of cumulative R&D-engineer experience. Export activity is reported at 41%–50% of total sales, with exporting beginning in 2008 and including agent-assisted exports. The evidence supports production, quality-management, export, and R&D strengths, but does not sufficiently establish after-sales service, financial credibility, customization capability, or a broad customer track record.
Supplier typeThe supplier is described as Shenzhen In-sail Precision Parts Co., Ltd., a China-based limited company and manufacturer/factory located in Shenzhen, Guangdong. Its stated business focuses on precision fasteners and parts, although one slice also classifies the company nature as a trading company, creating a mixed classification.
CertificationsThe supplier reports ISO 9000 and ISO 9001 certifications for its management systems. These certifications provide explicit evidence of formal quality-management practices.
R&D capabilityThe supplier reports 41–50 years of total R&D-engineer experience and explicitly emphasizes R&D, continuous learning, and ongoing improvement. This supports an established technical-development orientation, though no specific patents, new products, or innovation results are listed.
Production capacityThe supplier is identified as a manufacturer/factory producing precision fasteners and parts, with more than 10 production lines and an annual production-output range stated in the records. Its product keywords include thread inserts, CNC machining, pogo pins, press-fit connectors, and self-clinching standoff nuts, indicating relevant manufacturing scope.
Product Q&A
Q:What materials are available for these screw sleeves?
A:
We offer Brass, Stainless Steel, Carbon Steel, and Aluminum Alloy, customizable according to your specific requirements.
Q:How long does it take to deliver standard products?
A:
The standard product lead time is around 1-2 weeks, with peak season taking up to one month and off-season within 15 workdays.
Q:Can you provide samples before bulk production?
A:
Yes, samples are welcome for all our fastener specifications.
Q:What is the response time for technical support?
A:
We provide efficient technical support within half an hour and offer 24-hour online service.
Q:What certifications do your products hold?
A:
Our products comply with ISO9001:2008, SGS, RoHS, Material Certification, and PPAP standards.
Send Inquiry
*To:
Shenzhen Sandum Precision Parts Co., Ltd.
Shenzhen Sandum Precision Parts Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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