What are your terms of payment?

PAYMENT BY T/T IN ADVANCE , West union,Paypal and etc.

Are customized products accepted?

You idea and imagine,we design and make.It is fully self-customized.

Any discount possible if I place an order?

Yes,we have different price ranges (discounts)according to your quantities.You can consult us anytime.

How is shipping handled for samples and mass orders?

For samples or small order, can be delivered by express of DHL, UPS, FedEx, TNT, HKDC at the buyer convenience, or by other express to save the buyer cost or shorten the transit time at the buyer request. & For mass order delivery, can be optional with terms of Ex-work, FOB by air or by sea based on the buyer forwarder or our recommended local forwarder at the buyer convenience. &To save the buyer shipping cost, we can also offer Chinese cheap cost from our local forwarder for our buyer more sel

High-Quality Helical Inserts for Self-Tapping Spark Plug Threads

Name: High-Quality Helical Inserts for Self-Tapping Spark Plug Threads
Brand: Dongguan Zhengchen Hardware Co., Ltd.
SKU: 1909729095

Guangdong, ChinaDongguan Zhengchen Hardware Co., Ltd.

US$0.02

100 Pieces

Sample price:US$1.42/piece.Request sample

Product profile

Customization

Available

Type

Price

Negotiated

Quality Control

100% Inspection

OEM

Yes

Lead Time

3-7 Days

Delivery Time

7 Days Around by FedEx/UPS/DHL/TNT

Delivery Way

by Sea,Air,Express

Key Word

Threaded Inserts

Material

Stainless

Transport Package

Poly Bag-Small Box-Carton with Label

Specification

Base on the quantity of goods

Trademark

Origin

China

HS Code

73181600

Production Capacity

3000 Units Per Day

Key features

Full Customization Support: Accepts designs and samples for full customization with flexible options.

100% Quality Inspection: All products undergo strict 100% inspection before delivery.

Fast Lead Time: Standard lead time is 3 to 7 days for production.

Multiple Material Options: Available in stainless steel and carbon steel based on requirements.

Flexible MOQ: Minimum order quantity starts from 1 piece.

Sample Availability: Samples are available upon request.

Diverse Payment Terms: Accepts T/T, L/C, D/P, PayPal, and Western Union.

Global Shipping Options: Delivers via sea, air, or express (DHL, UPS, FedEx, TNT).

Company profile

In-stock CapacityFast DeliveryYears of Export ExperienceCustomization from Designs

Dongguan Zhengchen Hardware Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 11 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤5.24h

AI-Powered supplier vetting

SummaryThe supplier is identified as a factory in Dongguan operating in manufacturing. It demonstrates substantial customization, OEM and ODM capabilities, independent R&D activity, and six R&D engineers responsible for technical support and new product development. Manufacturing support includes valid contracts with related subcontractors, inventory capability, and stated peak- and off-season lead times within 15 working days. Quality and service processes are documented, including finished-product inspection, corrective and preventive actions, and complaint handling. The supplier has exported for 11 years, with exports representing 11%–20% of total sales, and is located near Shenzhen Port. Evidence is insufficient to confirm certifications, detailed after-sales performance, or financial credibility. The supplier lacks an available SDK, overseas warehouse, and overseas showroom.

Supplier typeThe supplier is explicitly identified as a factory located in Dongguan, and its associated companies operate in manufacturing. This supports classification as a manufacturing supplier rather than a trading-only company.

After-Sales capabilityThe supplier has six R&D engineers whose responsibilities include technical support for production and after-sales service. It also has documented complaint-handling and corrective/preventive-action procedures with records, but no specific after-sales service performance or coverage details are provided.

R&D capabilityThe supplier reports new products in the past year, provides ODM services, and has an independent R&D department. Six R&D engineers handle technical confirmation, production and after-sales support, and new product development; however, no SDK is available.

Production capacityProduction support is evidenced by six quality-control staff, four quality-control test equipment units, valid contracts with associated subcontractors, inventory capability, and stated lead times within 15 working days in both peak and off seasons. The supplier also reports 172 qualified service-capability suppliers, although detailed production capacity volumes are not provided.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization. It also provides customized processing of non-standard parts and OEM one-stop solutions, demonstrating broad customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands and describes delivering complete solutions and non-standard-part processing for customer needs. No named customers, project examples, or independently verifiable case details are supplied.

Product Q&A

Q:How long is your delivery time?

Generally our delivery time is 15 to 30 days . But different products and quantities have different procedures and timing.we promise that we'll try our best to finish your orders within the shortest time.For more information, please contact us.

Q:Is the MOQ fixed?

For most orders,the MOQ can't be lowered according to the required quantities.For stock items,the quantities can be negotiated.

Q:What is the Surface Treatment?

Galvanized, Yellow zinc plated,H D G .

Q:What is your material?

stainless steel and carbon steel .It also can according to your requirements.

Q:Do you provide samples?

yes .