Dongguan Lanbo Electronics Technology Co., Ltd.

Custom CNC Turned Stainless Steel Slotted Stepped Shaft

Custom CNC Turned Stainless Steel Slotted Stepped Shaft
Part No :

Custom CNC Turned Stainless Steel Slotted Stepped 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 Stainless Steel Slotted Stepped Shaft
Manufacturing Process	Precision CNC lathe turning, secondary slot milling, one-piece machining
Materials Available	SUS304 / SUS316 stainless steel, 1018/1045 carbon steel, 6061 aluminum alloy, brass available upon request
Surface Treatment	Passivation, sandblasting, polishing, zinc/nickel plating, black oxide
Tolerance Standard	±0.01mm precision dimensional tolerance
Inspection Standards	Dimensional measurement, slot width inspection, concentricity testing, surface defect detection, ISO quality control standard
Customization Service	Support custom overall length, shaft diameter, step size, slot width & slot position based on 2D/3D drawings or samples; prototype trial production and mass production supported

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Detailed description

Custom CNC Turned Stainless Steel Slotted Stepped Shaft

Our custom CNC Turned Stainless Steel Slotted Stepped Shaft is a precision rotary locating component with stepped structure and split side slot design. As a professional CNC turning manufacturer based in Dongguan, we produce customized slotted stepped shafts with ±0.01mm ultra-precise tolerance strictly following customers’ 2D & 3D engineering drawings. We support full OEM & ODM customization for shaft diameter, step dimension, slot width and slot position. These stainless steel slotted stepped shafts are widely used for elastic clamping, positioning connection and limiting assembly in automation fixtures, test jigs and precision mechanical equipment.

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 and secondary milling support, CNC lathe technology supports custom geometries including stepped diameters, ball heads, hex bodies and precision slots, which perfectly meets the diversified demands of precision locating components for industrial equipment.

What Is Slotted Stepped Shaft & Its Industrial Role

A slotted stepped shaft is a multi-diameter precision machined shaft integrated with an open split slot. The stepped structure achieves accurate axial positioning, while the side split slot provides elastic clamping performance. It effectively solves the slipping and poor fitting issues of ordinary solid shafts during clamping assembly.

In automated tooling, testing fixtures and precision assembly equipment, slotted stepped shafts undertake critical clamping and positioning tasks. Stable concentricity, consistent slot elasticity and precise step size are essential to guarantee long-term repeated assembly accuracy. Therefore, custom CNC turned stainless steel slotted stepped shafts are indispensable core hardware for high-precision fixture and testing equipment.

Custom Stainless Steel Slotted Stepped Shaft Service Introduction

We provide one-stop custom CNC turning solutions for stainless steel slotted stepped shafts and various precision locating mandrels, serving automation equipment manufacturers, electronic testing factories and precision machinery enterprises worldwide.

Our production range covers all types of customized slotted shaft hardware: split slotted stepped locating shafts, elastic clamping mandrels, single-step slotted pins, multi-step slotted shafts and non-standard special-size slotted positioning components.

All products are manufactured via integrated CNC turning, stepped contour forming, slot milling and deburring processes. All machining standards and surface treatments are strictly implemented in accordance with your engineering drawings. Apart from individual finished slotted shafts, we also supply matched auxiliary parts to simplify your assembly and material management.

Key Advantages of Our CNC Turned Slotted Stepped Shafts

Ultra-precise dimension & reliable concentricity

All slotted stepped shafts are processed on multi-axis CNC turning equipment with whole-process dimensional monitoring. Unified shaft diameter, step size and slot dimension ensure consistent clamping elasticity and positioning precision for each batch, avoiding assembly deviation.

Flexible personalized structural customization service

Based on turning and secondary slot milling processing, we support free customization of overall length, step layout, shaft diameter, slot width and slot position. We adjust structural parameters according to your clamping space requirements to reduce your secondary processing workload.

Outstanding stainless steel mechanical performance

We adopt premium SUS304/SUS316 stainless steel raw materials with great toughness, corrosion resistance and wear resistance. Multiple surface treatment options can be selected to adapt to long-term continuous workshop working environments.

Support non-standard special structural development

We can design exclusive multi-step combinations, special slot shapes and special tolerance requirements according to your new product projects, offering customized hardware matching solutions for equipment upgrading.

Stable mass production & punctual delivery assurance

From small-batch prototype sampling verification to large-volume bulk orders, we enforce unified rigorous quality inspection standards. Mature processing technology ensures stable batch supply to support long-term procurement plans for global industrial clients.

OEM Custom Service Scope

We provide comprehensive tailor-made solutions for custom slotted stepped shafts and all types of precision CNC turned components. For material selection, we work with SUS304 and SUS316 stainless steel, 1018 and 1045 carbon steel, 6061 and 7075 aluminum alloy, as well as C36000 brass, all available in a wide range of bar diameters to match your design specifications.

On component customization, our manufacturing scope covers knurled locating pins, dowel pins, shoulder pins, alignment pins, stepped shafts, and virtually any custom precision turned parts based on your unique requirements. For surface finishing, customers can choose from passivation, electropolishing, zinc and nickel plating, black oxide, anodizing, sandblasting and mechanical polishing to meet specific corrosion resistance and appearance needs.

In terms of service mode, we supply both individual precision turned parts and kitted pre-assembled locating components according to your production workflow. For custom tooling and fixtures, we develop exclusive turning setups based on your engineering drawings or physical samples, with full support for small-batch prototype testing before full production commitment.

Typical Application Scenarios

Our custom stainless steel slotted stepped shafts are widely applied in industrial automation assembly fixtures, electronic product test jigs, semiconductor testing equipment, automotive assembly tooling, precision instrument clamping components and mechanical equipment positioning hardware.

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.