Are samples available for testing?

Yes, samples are complimentary, but the buyer needs to cover the delivery charges.

What payment terms do you accept?

We accept T/T, L/C, D/P, PayPal, Western Union, and small-amount payments.

Which standards do your products comply with?

Our products comply with GB, DIN, ISO, ANSI/ASTM, BS, and BSW standards.

M8-M20 - Tianjin Made

Name: Oppu Square Key Pin Specifications M3/M4/M6/M8-M20 - Tianjin Made
Brand: OPPU (Tianjin) Industrial Parts Co., Ltd.
SKU: 2317627665

Tianjin, ChinaOPPU (Tianjin) Industrial Parts Co., Ltd.

US$0.05-0.10

1,000 Pieces

Product specifications

M

Product profile

Customization

Available

Material

Aluminum Alloy

Surface Finishing

Zinc Plated

Model NO.

Square Key pin

Certification

ISO, GS, CE

Customized

Specification

M3, M4, M6, M8-M20

Trademark

oppu

Origin

Tianjin

HS Code

7415290000

Production Capacity

5000ton/Year

Key features

Customizable Specifications: Available in Metric & Inch sizes, grades 8.8/10.9/12.9, and various materials.

High Precision Manufacturing: Strict tolerance control and refined surface finish for accurate torque transmission.

Durable Surface Options: Choices include Zinc Plated, Black Oxide, Dacromet, and Hot-dip Galvanizing.

Wide Material Selection: Crafted from Carbon Steel, Stainless Steel (304/316), and Alloy Steel.

OEM & ODM Services: Tailored solutions available to meet unique specifications and requirements.

100% Quality Inspection: Comprehensive QC steps ensure every product meets strict standards before shipment.

Professional Packaging: Inner bag, master carton, wooden pallet, and stretch film with desiccant.

20+ Years Experience: Backed by over two decades of fastener production expertise and craftsmanship.

Company profile

Cooperated with Fortune 500Self-brandedFast DeliveryQuality Assurance

OPPU (Tianjin) Industrial Parts Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading CompanyExport Year: 2025-06-01Nearest Port: tianjinAverage Response Time: ≤0.04hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CIF

About Our Factory & Business Background

AddressTianjin Xiqing Automobile Industrial Zone (Zhangjiawo Industrial Zone), No. 11 Taijin Road, Zone 1, Tianjin, China

Plant Area2834 square meters

Number of Employees34

Registered Capital10,000,000 RMB

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1000 pcs

Supply Chain Partners200

Our Production Capability & Technical Expertise

Main ProductsHardware Fastener, Bolts, Nuts, Screws, Washer, Industrial Parts, Pins, Studs

Our Industry Experience & Global Business Record

Year of Establishment2012-08-06

Main MarketsAfrica, Domestic

Repeat Buyers Choice80%~100%

Number of Foreign Trading Staff3

Overseas Agent/BranchNo

Our Certifications, Standards & Industry Recognition

Management System CertificationISO9001:2015, ISO45001:2018, ISO14001, Others

Cooperated with Fortune 500Yes

Product Q&A

Q:What materials are available for these key pins?

We offer Carbon Steel, Stainless Steel (201, 304, 316, 430), and Alloy Steel options.

Q:Can I customize the size and grade of the keys?

Yes, we provide customized sizes (Metric/Inch) and grades (8.8, 10.9, 12.9, etc.).

Q:What surface finishes are offered?

Options include Plain, Black Oxide, Zinc Plated, Dacromet, Polishing, and Hot-dip Galvanizing.

Q:What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is 1000 pieces.

Q:How long is the average lead time for production?

The average lead time is within 15 workdays for both peak and off-season periods.

Send Inquiry

*To: