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Premium Black Oxide DIN931 Hex Bolts for Industrial Use
US$0.10
20,000 pcs
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Product profile
Customization
AvailableMaterial
Stainless Steel/Alloy SteelType
Cheese HeadModel NO.
custom screwGroove
FlowerConnection
Common BoltHead Style
HexagonalStandard
DIN, GB, ANSI, BSW, JIS, GOSTGrade
SAE J429 Gr.2, 5, 8; ASTM A307gr.a, 8.8Material Options
CustomizedMeasurement System
Inch, MetricStandard Optional
DIN/ISO/ANSI/DIN/Bsw/JIS/GOST/GBLength Customization Range
1mm~600mmTransport Package
Independent Carton, Self-Sealing Bag, Blister,VacuSpecification
customTrademark
LOCK TECHOrigin
ChinaHS Code
731810000Company 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: 17 years CertifiedNearest Port: shenzhen portAverage Response Time: ≤1.51h
AI-Powered supplier vetting
SummaryThe supplier is identified as a combined company and trade company in Longgang District, Shenzhen, with one production line and one main export market presence. It reports broad customization and ODM capabilities, new product development within the past year, OEM service for well-known brands, raw-material traceability, and 35 quality assurance and quality control inspectors. Service procedures, corrective and preventive action procedures, and complaint-handling procedures are documented and supported by records. However, finished-product inspection is described as random inspection, and the supplier lacks in-stock service, overseas warehouse capability, and overseas showroom capability. Manufacturing controls show gaps: there is no valid manufacturing contract with associated subcontractors, no continuous quantity reconciliation for each batch, and no outsourcing standard operating procedure. Financial information is present only as year references, without assessable performance data.
After-Sales capabilityThe supplier has documented and followed procedures for handling customer complaints, corrective and preventive actions, and supplier-service assessment. However, the slices do not specifically confirm warranty, repair, replacement, or other post-sale support services.
R&D capabilityThe supplier reports new products during the past year and provides ODM services, supporting an active product-development capability. It does not have an available SDK, but that limitation is not sufficient to negate the reported R&D and ODM evidence.
Production capacityThe supplier lists screw machines, turning machines, CNC centers, and a CCD sorting machine, with one production line. Production-control weaknesses are also reported: no valid contract with associated subcontractors, no continuous batch quantity reconciliation, and no outsourcing SOP; therefore, the overall production capability shows both equipment evidence and material control deficiencies.
Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated in both the R&D and design-service information, providing clear evidence of broad customization coverage.
Client casesThe supplier states that its products are used in automotive, electronics, electrical equipment, household appliances, communications, consumer electronics, optical equipment, military engineering, and medical equipment. It also reports OEM service for well-known brands, but no specific customer names or verifiable case details are provided.
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Lock Technology(shenzhen)Co., LTD.
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