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Custom Screw Stainless Steel Ball Spring Plunger Set Screw M4 Plain
US$0.25
500-4,999 Pieces
US$0.12
5,000+ Pieces
Product profile
Customization
AvailableMaterial
Stainless Steel, Carbon Steel,Steel,Surface Finishing
Zinc PlatedModel NO.
spring plungerCertification
ISOCustomized
CustomizedSurface Treatment
Zinc Plating,Plain ,Black Oxide,etcProduct Name
Ball Spring PlungerThread Size
M6-M24 or CustomizedMOQ
500PCSDelivery Time
30-40 DaysShipping Way
Express,by Sea, by Air,etcPacking
Neutral PackingDrive Type
Hex Socket,SlottedLength
3-34mm or CustomizedOEM
Provided OEM ServicesBall Material
Steel Hardened,Brass,Plastic,etcSpring Material
Stainless SteelTransport Package
Plastic Bag+CartonSpecification
Customers' requirementTrademark
PDMOrigin
ChinaProduction Capacity
5000/MonthCompany 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: 14 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤24h
AI-Powered supplier vetting
SummaryThe supplier presents established manufacturing and export capabilities, with ISO9001:2015 certification, two production lines, 6–10 quality-control staff, and stated contracts with affiliated subcontractors. It supports flexible customization, ODM, OEM for popular brands, and reports new products in the past year. Export activity has continued for 11 years, with 51%–70% of sales from exports and self-operated import/export rights. Service strengths include inventory capability, documented complaint and corrective-action procedures, quality assurance, and lead times within 15 working days in both peak and off-season periods. However, the supplier has no overseas warehouse, showroom, agents, branches, or stated overseas-service countries, and has not participated in offline trade shows. Supplier-service assessment lacks written procedures and complete records. Financial credibility cannot be assessed from the non-monetary information provided.
Supplier typeThe supplier is identified as a combined company rather than an offshore company, and its profile covers manufacturing, export trade, service, quality control, R&D, and sustainability capabilities. This supports classification as an integrated manufacturing and trading-oriented supplier, although the exact legal business structure is not further specified.
CertificationsThe supplier holds an ISO9001:2015 certificate. This is explicit evidence of a recognized quality-management-system certification, although no additional certifications are stated.
After-Sales capabilityThe supplier has documented procedures and records for customer complaints and corrective/preventive actions, provides inventory capability, and reports lead times within 15 working days in both peak and off-season periods. However, it has no overseas warehouse, showroom, agents, branches, or stated overseas-service countries, while its supplier-service assessment process has no written procedures or followed records.
R&D capabilityThe supplier reports two years of total R&D-engineer experience, new products developed during the past year, ODM capability, customization from designs and samples, an available SDK, and one national science and technology progress award. These stated capabilities provide explicit evidence of active R&D and innovation support.
Production capacityThe supplier operates two production lines, has 6–10 quality-control staff, maintains valid manufacturing-capacity contracts with affiliated subcontractors, and reports 30 qualified suppliers for service capability. It also states inventory capability and lead times within 15 working days in both peak and off-season periods, indicating established operational capacity.
Customization capabilityThe supplier explicitly offers flexible, minor, and full customization, including customization from customer designs and samples, as well as ODM services and OEM for popular brands. These stated services demonstrate broad customization and contract-manufacturing capability.
Client casesThe supplier names long-term customers including Richelieu Hardware, Hillman Agroup, VIPA, CFI, and BUFAB. These named customer relationships provide explicit evidence of customer experience, although the information does not state order scope, duration for each account, or independently verified performance outcomes.
Send Inquiry
*To:
Qingdao Pengrui Machinery Co., Ltd.
Qingdao Pengrui Machinery Co., Ltd.*Content:
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