Dongguan Lanbo Electronics Technology Co., Ltd.

Custom CNC Turned Threaded Step Shaft
Part No :

Custom CNC Turned Threaded Step Shaft product parameters

We offer full custom CNC turning services for non-standard precision components. We manufacture lathe parts strictly according to your CAD drawings, or provide engineering design support and production arrangements based on your specific requirements.

Item	Details
Product Name	Custom CNC Turned Threaded Step Shaft
Manufacturing Process	Multi‑axis CNC turning, thread cutting, multi‑step diameter forming, chamfering and deburring
Materials Available	SUS304 / SUS316 stainless steel, 1018 / 1045 carbon steel, 6061 /7075 aluminum alloy, C3600 brass
Surface Treatment	Passivation, electropolishing, zinc‑nickel plating, black oxide, sandblasting, bright polishing
Tolerance Standard	±0.01mm dimensional tolerance, strict concentricity control for stepped sections and threaded portion
Inspection Standards	Dimensional testing, thread gauge inspection, concentricity check, surface defect inspection, ISO quality control system
Customization Service	Custom overall length, step diameters, thread specifications and step quantity based on 2D/3D drawings or physical samples; support prototype trial and OEM & ODM mass‑volume production

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Detailed description

Custom CNC Turned Threaded Step Shaft

Our custom CNC Turned Threaded Step Shaft is a precision multi‑diameter rotary component with threaded end structure. As a professional CNC turning manufacturer based in Dongguan, we produce customized threaded step shafts with ±0.01mm ultra‑precise tolerance strictly according to customers’ 2D & 3D engineering drawings. We support full OEM & ODM customization for total length, step diameters, step quantity and thread standards. This threaded step shaft performs positioning, connection and transmission functions, widely adopted in automation fixtures, precision instruments and mechanical assembly systems.

Introduction to CNC Lathe Turning Technology

CNC lathe turning is one of the most precise and efficient manufacturing methods for rotational metal components used in industrial automation and precision equipment. Using programmable multi‑axis turning centers, solid metal bars are shaped through continuous cutting, facing, grooving, threading and boring operations with computer‑controlled accuracy.
Compared with manual machining and traditional milling, precision CNC turning delivers consistent dimensional tolerances down to ±0.01mm, smooth surface finishes and excellent repeatability across high‑volume production runs. It is widely used to produce pins, shafts, bushings, connectors and threaded components for mold tooling, electronic devices, medical equipment, automotive systems and industrial automation machinery.
With advanced multi‑axis turning capabilities paired with secondary milling support, CNC lathe technology enables custom geometries including stepped diameters, ball ends, hexagonal profiles and precision slots, which perfectly meet diversified requirements for precision positioning components in industrial equipment.

What Is Threaded Step Shaft & Its Industrial Role

The threaded step shaft is a rotary machined part consisting of multiple diameter‑changing stepped sections and end thread. Multi‑step diameters realize accurate axial positioning during assembly; the end thread enables fast locking connection with mating parts.
In precision mechanical assemblies, threaded step shafts act as locating and transmission shafts. They guarantee assembly repeat accuracy and prevent axial displacement under operating load. Therefore, custom CNC turned threaded step shaft is a critical connecting and positioning hardware for automated and precision electromechanical equipment.

Custom Threaded Step Shaft Service Introduction

We provide one‑stop custom CNC turning solutions for threaded step shafts and various precision rotary hardware, serving automation equipment manufacturers, instrument factories and engineering enterprises worldwide.
Our product range covers multiple customized shaft parts: threaded step shaft, multi‑stepped locating shaft, shoulder connecting shaft, threaded dowel shaft and other non‑standard turned shaft components.
All products are manufactured by integrated CNC turning, thread cutting, multi‑step forming and deburring processes. All machining standards and surface treatments are strictly implemented following your engineering drawings. Apart from single finished shafts, we can also supply matched supporting parts to simplify your assembly and material management.

Key Advantages of Our CNC Turned Threaded Step Shaft

High‑precision multi‑step dimension & qualified thread fit

All threaded step shafts are processed on multi‑axis CNC turning equipment with full‑process dimension monitoring. Strict concentricity control between stepped segments and threaded section ensures stable assembling performance for each batch.

Flexible multi‑parameter structural customization service

Supported by CNC turning and thread cutting processes, we accept custom total length, step diameters, step count and thread specifications. We optimize structural parameters for your assembly conditions to reduce secondary processing work.

Multiple raw material grades and optional surface treatments

Premium SUS stainless steel, carbon steel, aluminum alloy and brass are available. Multiple surface treatments improve corrosion resistance and wear‑resistance for different working environments.

Realize complex step‑thread composite structure

Our multi‑axis turning capacity can complete complex profile combining multiple steps and end thread in one clamping, maintaining high coaxiality of the whole shaft.

Stable mass‑production and on‑time delivery guarantee

From small‑batch prototype trial to large‑volume mass orders, unified strict inspection standards are applied. Mature production ensures stable batch consistency and supports long‑term bulk procurement for global clients.

OEM Custom Service Scope

We provide comprehensive tailor‑made solutions for custom CNC turned threaded step shafts and all kinds of precision CNC turned components. In terms of material selection, we supply SUS304 & SUS316 stainless steel, 1018 & 1045 carbon steel, 6061 & 7075 aluminum alloy, as well as C3600 brass, all available in a wide range of bar specifications to satisfy your design requirements.
For component customization, our product portfolio includes knurled locating pins, dowel pins, shoulder pins, alignment pins, stepped shafts and nearly all custom precision turned parts based on your drawings. Available surface finishing includes passivation, electropolishing, zinc & nickel plating, black anodizing, clear anodizing, sandblasting and bright polishing to meet anti‑corrosion and appearance requirements.
In terms of service mode, we can supply separate precision machined parts or pre‑assembled component kits as required. Custom tooling and turning programs are developed according to your 2D/3D drawings or physical samples, with prototype testing supported before formal mass production.

Typical Application Scenarios

Our custom CNC turned threaded step shafts are widely used in automation assembly jigs, precision testing instruments, robotic components, new‑energy equipment and industrial control mechanical assemblies.

Frequently Asked Questions

FAQ 1

Q: Can you produce custom CNC turned parts according to my drawings or samples?
A: Yes, we mainly focus on OEM & ODM customized precision turning services. We accept 2D files like PDF/DWG and 3D files such as STEP, IGES. You can also send physical samples for us to reverse-engineer and optimize the structure. Our engineering team will review your design and offer professional suggestions on cost saving and manufacturability (DFM) for free.

FAQ 2

Q: What kinds of metal materials can you use for CNC turning processing?
A: We support a full range of common precision machining metals, including SUS304/SUS316 stainless steel, 1018/1045 carbon steel, 6061/7075 aluminum alloy, C36000 brass, copper and titanium. We can select suitable raw materials based on your product usage, working environment, strength requirements and budget.

FAQ 3

Q: Can I get trial samples before mass production? How long is the sample lead time?
A: Trial samples are available for all customized turning orders. The sample production cycle is 3–7 working days after drawing confirmation. After you test and confirm the sample quality and dimensions, we will arrange mass production. Small batch trial orders are also acceptable if you do not need large volume at first.

FAQ 4

Q: What surface finishing options do you provide for CNC turned metal parts?
A: We offer multiple surface treatments to meet anti-rust, anti-corrosion, wear resistance and appearance demands: passivation, electropolishing, zinc plating, nickel plating, black oxide, powder coating, anodizing for aluminum, sandblasting and polishing. If your products are exported to Europe, we can provide surface treatment that complies with RoHS and REACH standards.

FAQ 5

Q: How do you control the dimensional tolerance of precision CNC turned parts?
A: Our standard tolerance for general turned parts is ±0.01mm, and ultra-precision components can achieve ±0.005mm with grinding processes. We carry out strict three-step quality inspection: IQC for raw material incoming check, IPQC for in-process production monitoring, and FQC full dimension testing before shipment. We provide inspection reports and accept third-party quality inspection as requested.

About our company

Dongguan Lanbo Electronic Technology Co., Ltd. (Brand: LAMBOOR) was established in 2010 with 15 years of experience in precision hardware manufacturing. We own a 3,000 sq.m standardized factory and employ over 100 professional technicians, acting as an integrated one-stop manufacturer specializing in custom precision hardware structural components, covering mold development, stamping, sheet metal, CNC turning, welding and dust-free assembly.

We are fully equipped with Jinfeng/Aomate stamping machines, laser cutting machines, CNC bending machines, together with complete QC testing equipment including 2D projectors, salt spray testers and tensile testers. Certified to ISO9001:2015, we hold multiple utility model patents for hardware molds.

Our products are widely applied in consumer electronics, optical communication, medical devices, automotive and new energy electrical industries, with more than 400 customized projects completed. We maintain long-term partnerships with renowned enterprises including KYOCERA, Foxconn and RICOH.

63% of our annual RMB 30 million revenue comes from overseas exports. Our self-developed progressive mold technology cuts processing costs by 80%. We support rapid prototyping and mass production, delivering stable, cost-effective customized hardware solutions for global clients.