How long is the delivery time?

Lead time is approximately one month, varying slightly between peak and off-peak seasons.

What certifications does the company hold?

The company is certified under ISO9001:2015 for quality management and ISO14001:2015 for environmental management.

What is your inspection process?

We perform 100% inspection on finished products, including visual and function checks, following uniform instructions.

Factory Custom Copper/Stainless Steel Spring Plunger Balls

Name: Factory Custom Copper/Stainless Steel Spring Plunger Balls
Brand: Qingdao Holland Precision Machinery Equipment Manufacturing Co., Ltd.
SKU: 2185346865

Shandong, ChinaQingdao Holland Precision Machinery Equipment Manufacturing Co., Ltd.

US$9.90

1-9,999 Pieces

US$1.90

10,000+ Pieces

Product profile

Customization

Available

Machining

Machining Center

Material

Steel

Surface Roughness

0.4-6.4

Production Type

Mass Production

Machining Methond

CNC Center

Hardness

30-75

QC

100%

MOQ

Transport Package

Cartons on Pallet

Specification

0.1---1000kgs

Trademark

holland

Origin

Shandong

HS Code

7610900000

Production Capacity

10000PCS/Day

Key features

Wide Material Selection: Supports Aluminum, Brass, Copper, Stainless Steel, and various Steel grades.

Precision Machining: CNC machining with tolerances as tight as +/-0.002mm for grinding.

Comprehensive Surface Treatment: Offers anodizing, plating, powder coating, painting, and polishing options.

Flexible Customization: Full customization, minor customization, and design-based options available.

ISO Certified Quality: Certified under ISO9001:2015 and ISO14001:2015 standards.

Low MOQ: Minimum Order Quantity starts from just 1 piece.

Experienced Team: Over 10 years of industry experience with dedicated R&D and engineering staff.

Advanced Equipment: Equipped with 5-axis CNC, laser cutting, and robot welding capabilities.

Company profile

High Repeat Buyers ChoiceExperienced TeamSelf-brandedPatents Awarded

Qingdao Holland Precision Machinery Equipment Manufacturing 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: 9 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤10.35h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad manufacturing and trading scope, including plastic, rubber, metal, mold, electrical, instrument, and environmental-protection equipment activities. It reports ISO 14001:2015 certification, documented service procedures, corrective-action processes, and complaint-handling procedures. Its R&D offering includes sample-, design-, full-, minor-, and flexible customization, with new products developed in the past year and ODM services available. Production evidence includes six lines, fewer than five quality-control staff, one-month peak and off-peak lead times, and established export activity, although the primary export market is listed as domestic. Financial credibility cannot be assessed from the provided records because only years are stated, not financial results. The supplier reports OEM service for well-known brands, but no specific customer names or case details are supplied.

Supplier typeThe supplier’s stated scope covers sales and manufacturing-related activities involving plastics, rubber, molds, metal materials and structures, electrical and intelligent instruments, electronic components, and environmental-protection equipment. Its materials and capabilities also include aluminum alloy, stainless steel, titanium alloy, ductile iron, and silicon aluminum alloy, indicating a diversified industrial manufacturing and supply profile.

CertificationsThe supplier explicitly holds an ISO 14001:2015 certificate, providing documented evidence of an environmental management system certification. No other certifications are identified in the provided information.

After-Sales capabilityThe supplier reports written procedures and followed records for service-capability assessment, corrective and preventive actions, and customer complaint handling. However, its approved-supplier list is described as lacking approval signatures or dates, and no overseas service countries are listed, so the evidence supports structured service processes but also shows documentation and coverage limitations.

R&D capabilityThe supplier reports two years of total R&D engineer experience, new products within the past year, and ODM service availability. It does not have an available SDK, and the limited stated R&D staffing prevents a broader conclusion about innovation depth.

Production capacityThe supplier reports six production lines, advanced equipment, mature technology, and standardized finished-product inspection instructions that are uniformly followed. It also reports one-month lead times in both peak and off-peak seasons and nine years of export experience, although quality-control staffing is fewer than five people and the primary export market is listed as domestic.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated consistently across the R&D and design-service records, with ODM services also available.