Shenzhao
IATF 16949 · Serving OEM & Tier suppliers since 2009

Precision Wheel Fasteners,
Made in Our Own Factory.

Wheel nuts, wheel bolts and precision automotive metal parts, cold-forged and CNC-machined in our own plants for importers, wholesalers and OEM programs worldwide.

Send Your Drawing View Products
Zinc-plated lug nut and Dacromet wheel stud Dacromet-coated truck wheel bolts with flange nuts Flanged lock nut for e-scooter hub motor axle CNC machined aluminum block
01 / 04 Car Fasteners Lug Nuts · Bolts · Wheel Locks
02 / 04 Truck Fasteners Heavy-Duty Wheel Bolts & Nuts
03 / 04 Two & Three-Wheeler Hub Motor Axle Nuts & Wheel Fasteners
04 / 04 OEM Machined Parts Built to Your Drawing
MOVE CURSOR TO TILT
Founded 2009
Plant Area 4,000 m²+
Employees 57
Certified IATF 16949
ISO 14001 · EAC
01 — PRODUCTS

Product Range

Four product families, one factory. Standard wheel fasteners for the aftermarket, and matching metal parts built to OEM drawings.

All Products
Aerial view of the Shenzhao production base
02 — OUR FACTORY

From Wire Rod to Finished Part, Fully Under Our Control.

Two production plants, a warehouse and an office building in Ningbo Industrial Park. Cold forging, warm forging, precision CNC turning and stamping, with automated lines added every year to keep quality stable and costs competitive.

See How We Make It
Cold heading machines
01 Cold Forging Multi-station headers form the part from wire rod for dense, strong grain flow.
CNC machining workshop
02 CNC Machining Turning, threading and tapping to drawing tolerances.
Inspection lab with coordinate measuring machine
03 Inspection CMM, thread gauge, salt-spray and appearance checks before every shipment.
Finished goods warehouse
04 Warehouse & Shipping Stock of standard ranges, packed to your label and shipped worldwide.
03 — WHY SHENZHAO

Built for B2B Supply.

We combine the management systems of international manufacturers with the speed and flexibility of a Chinese factory, so parts arrive to spec, on time, at your target price.

CERTIFIED TO
IATF16949Automotive QMS
ISO14001Environmental
EACCoCEurasian Market
/01

Manufacturing

Cold and warm forging, CNC turning, machining centers, Swiss-type lathes and precision grinding, all in our own plants.

/02

Quality & Testing

Coordinate measuring machines, contour, roughness and optical measurement. Go / no-go thread gauging, salt-spray testing and appearance inspection.

/03

OEM & Custom

Over 15 years matching metal parts for OEM and Tier suppliers. Send a drawing, an OE number or a sample; we handle tooling, finishes and private-label packaging.

04 — INSIGHTS

Buyer Guides

Practical notes on specifications, finishes and importing, written from the factory floor.

All Articles
Rusted chrome lug nut next to a black-coated lug nut after salt-spray testing
Surface Finish6 min read

Lug Nut Plating and Surface Finishes: A Buyer’s Guide

Chrome, zinc, black coatings and beyond: what each finish costs you in corrosion resistance, looks and lead time.

Read Article
SpecificationsComing Soon

How to Choose the Right Lug Nut: Thread, Seat and Hex Size

ImportingComing Soon

Importing Wheel Fasteners from China: A Step-by-Step Guide

05 — GET A QUOTE

Send Us Your Drawing or OE Number List.

Tell us what you need. An engineer, not a call center, reviews every request.

  1. 01Review within 24 hoursWe check your drawing, OE numbers or sample photos.
  2. 02Quotation & sample planPrice, MOQ, lead time and finish options.
  3. 03Samples, then mass productionApproved samples become your production standard.
WhatsApp · +86 189 6989 1229 info@sz-autoparts.com Jiangshan Town, Yinzhou District, Ningbo, China

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