What are the accepted payment methods?

Accepted payment types include T/T, L/C, MoneyGram, Credit Card, PayPal, Western Union, Cash, and Escrow.

How is quality guaranteed?

Quality is guaranteed by providing a pre-production sample before mass production and conducting a final inspection before shipment.

High Quality Steel Hardened Ball Plastic Spring Plunger

Name: High Quality Steel Hardened Ball Plastic Spring Plunger
Brand: Qingdao Pengrui Machinery Co., Ltd.
SKU: 2164119395

Shandong, ChinaQingdao Pengrui Machinery Co., Ltd.

US$0.25

500-4,999 Pieces

US$0.12

5,000+ Pieces

Product profile

Customization

Available

Material

Stainless Steel, Carbon Steel,Steel,

Surface Finishing

Zinc Plated

Model NO.

spring plunger

Certification

ISO

Customized

Surface Treatment

Zinc Plating,Plain ,Black Oxide,etc

Product Name

Ball Spring Plunger

Thread Size

M6-M24 or Customized

MOQ

500PCS

Delivery Time

30-40 Days

Shipping Way

Express,by Sea, by Air,etc

Packing

Neutral Packing

Drive Type

Hex Socket,Slotted

Length

3-34mm or Customized

OEM

Provided OEM Services

Ball Material

Steel Hardened,Brass,Plastic,etc

Spring Material

Stainless Steel

Transport Package

Plastic Bag+Carton

Specification

Customers' requirement

Trademark

PDM

Origin

China

Production Capacity

5000/Month

Key features

Customizable Specifications: Thread size M6-M24 and length 3-34mm can be customized to meet specific needs.

Wide Material Options: Available in Stainless Steel, Carbon Steel, Brass, Plastic, and Nylon for diverse applications.

OEM Services Provided: Professional OEM services available for custom branding and design requirements.

ISO Certified Quality: Manufactured under ISO9001-2015 quality management system with strict inspection.

Versatile Applications: Ideal for positioning, locking, applying pressure, detent, and ejection tasks.

Durable Surface Finish: Options include Zinc Plating, Black Oxide, and Plain finish for corrosion resistance.

Flexible Packaging: Packaging can be customized to small plastic bags, cartons, or bulk packing.

Competitive Pricing: High-quality fasteners offered at competitive prices with reliable supply chain.

Company profile

Importers and ExportersYears of Export ExperienceHigh Repeat Buyers Choice

Qingdao Pengrui Machinery Co., Ltd.

Shandong, China

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.