Dongguan Lanbo Electronics Technology Co., Ltd.

Custom CNC Turned Slotted Hex External Thread Standoff Spacer

Custom CNC Turned Slotted Hex External Thread Standoff Spacer
Part No :

Custom CNC Turned Slotted Hex External Thread Standoff Spacer 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 Slotted Hex External Thread Standoff Spacer
Manufacturing Process	CNC lathe turning, hex profile forming, external thread cutting, end slot milling, edge chamfering, precision deburring
Materials Available	Carbon steel, SUS304 / SUS316 stainless steel, C36000 brass, 6061‑T6 aluminum alloy
Surface Treatment	Natural machined finish, zinc plating, nickel plating, passivation, black oxide, black anodizing (for aluminum alloy)
Tolerance Standard	Dimensional tolerance ±0.01mm; precise external thread fit tolerance; controlled position tolerance of slotted end; strict coaxiality between thread section and hex body
Inspection Standards	Caliper & micrometer dimension measurement, thread go/no‑go gauge testing, slot position & size verification, surface visual inspection, all conducted under ISO quality management system
Customization Service	Custom hex size, overall length, thread specification and slot dimension according to customer 2D/3D drawings or physical samples; support prototype trial production, OEM & ODM mass‑volume orders

Inquiry now

Detailed description

Custom CNC Turned Slotted Hex External Thread Standoff Spacer

Our Custom CNC Turned Slotted Hex External Thread Standoff Spacer is a precision supporting fastening component featuring hexagonal main body, single-end external thread and slotted drive end, designed for spacing and positioning assembly. As a professional CNC turning manufacturer based in Dongguan, we produce customized hex thread standoffs with ±0.01mm ultra-precise tolerance strictly following customers’ 2D & 3D engineering drawings. We support full OEM & ODM customization for hex size, total length, thread specification and slot dimensions. These slotted hex standoff spacers are widely used for PCB board support, chassis assembly, fixture spacing and structural positioning in electronics, automation equipment and precision instruments.

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, metal bars are processed through continuous cutting, facing, grooving, threading and boring with computer‑controlled accuracy.
Compared with manual machining and conventional milling, precision CNC turning achieves stable dimensional tolerance down to ±0.01mm, smooth surface quality and outstanding consistency during mass production. It is widely applied to fabricate pins, shafts, bushings, connectors and threaded parts for mold, electronics, medical, automotive and automation machinery.
Equipped with secondary milling and cutting capacity, CNC turning supports complex customized profiles including stepped cylinders, grooved structures and multi‑sided profiles, satisfying diversified precision positioning component demands for industrial equipment.

Product Definition & Industrial Value

Slotted hex external thread standoff spacer is a structural supporting fitting composed of hexagonal column body, single external thread end and slotted driving end. The hexagonal section is compatible with wrench tightening for high torque assembly, while the top slotted design fits slotted screwdriver operation, enabling convenient adjustment and installation in narrow spaces. The external thread realizes quick threaded connection and stable height spacing. It solves common industry pain points such as difficult operation in limited assembly space, inaccurate supporting height and easy slipping under repeated disassembly. The integrated structure ensures uniform supporting force and stable positioning, effectively improving assembly efficiency and structural reliability for electronic and mechanical equipment.

Our Product Service

We provide one-stop custom CNC turning-milling composite service for slotted hex external thread standoff spacers for global electronics, automation and instrumentation suppliers. Our product scope covers custom hex standoffs, supporting spacers, positioning columns and other non-standard precision turned hardware. We complete full turning, hex forming, external thread cutting, end slot milling and surface finishing strictly based on customer engineering drawings. Value-added services include diversified surface treatment, full-dimension inspection, prototype sampling and large-batch OEM production.

5 Core Advantages

Dual-drive hex and slotted integrated structure

The hexagonal body and slotted end are machined in one clamping, compatible with both wrench and slotted screwdriver operation. It adapts to different assembly scenarios, especially convenient for tightening and adjustment in narrow spaces where wrenches cannot reach, greatly improving assembly flexibility and efficiency.

Diversified materials for various working conditions

Optional materials include carbon steel, stainless steel, brass and aluminum alloy, matching different requirements of load-bearing, corrosion resistance and weight. Surface treatments such as zinc plating and nickel plating further enhance anti-rust performance and service life.

High-precision coaxiality and dimensional accuracy

The thread section and hex main body are processed by one-time clamping, with strict coaxiality control and dimensional tolerance up to ±0.01mm. It ensures smooth threaded assembly, avoids jamming, and guarantees consistent supporting height of each spacer, ensuring uniform stress on the supported structure.

Stable load-bearing integrated structure

Made from solid bar stock with no assembly gaps, the integrated structure has high mechanical strength and strong load-bearing capacity. It maintains stable shape and supporting performance under long-term pressure and vibration, suitable for long-term fixed assembly scenarios.

Full-parameter drawing-based customization

All key parameters including hex size, total length, thread standard and slot dimensions can be fully adjusted according to your 2D/3D drawings or physical samples. We accept both small-batch prototype verification orders for new product development and large-volume mass production orders for formal projects.

OEM Custom Service Range

We provide comprehensive customized solutions for custom slotted hex external thread standoff spacers and all kinds of precision CNC turned components. Available materials include carbon steel, SUS304/SUS316 stainless steel, C36000 brass and 6061‑T6 aluminum alloy, with sufficient bar stock to match different load-bearing, corrosion resistance and weight requirements.
Our custom product range includes standoff spacers, locating pins, bushings, threaded fittings and other rotational precision machined parts. Selectable surface treatments: natural machined finish, zinc plating, nickel plating, passivation, black oxide and anodizing.
We can supply single parts or matched hardware kits according to assembly needs. Custom machining will be developed based on your drawings or samples. Small batch prototype testing is available before formal mass production.

Typical Application Scenarios

Our Custom CNC Turned Slotted Hex External Thread Standoff Spacer is widely used in PCB circuit board supporting assembly, electronic chassis structural fitting, automation fixture spacing positioning, precision instrument internal support, communication equipment interval installation and industrial hardware supporting fastening assembly.

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.