Dongguan Lanbo Electronics Technology Co., Ltd.

Custom Stainless Steel Ball Head Locating Pin-CNC Turning Parts

Custom Stainless Steel Ball Head Locating Pin – CNC Turning Parts
Part No :

Custom Stainless Steel Ball Head Locating Pin – CNC Turning Parts 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 Stainless Steel Ball Head Locating Pin – CNC Turning Parts
Manufacturing Process	CNC lathe turning, precision milling, secondary grinding, tapping, deburring
Materials Available	Stainless steel (SUS304, SUS316), aluminum (6061, 7075), carbon steel (1018, 1045), brass (C36000), etc.
Surface Treatment	Raw finish; passivation; electropolishing; anodizing; zinc/nickel plating; sandblasting; black oxide
Tolerance Standard	Diameter ±0.01mm; length ±0.02mm; position ±0.005mm; Ra 0.8–3.2 surface finish
Inspection Standards	Dimensional CMM inspection; optical comparator measurement; hardness testing; appearance & surface quality check; First Article Inspection (FAI) report
Customization Service	Non-standard dimensions; custom head/body geometry; material selection; tolerance grading; OEM/ODM design support

Inquiry now

Detailed description

Custom Stainless Steel Ball Head Locating Pin – CNC Turning Parts Turning Parts

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 a Ball Head Locating Pin & Its Industrial Role

A ball head locating pin (also called alignment pin or positioning pin) is a precision fastening component widely used in mold tooling, assembly fixtures and automated production equipment. It provides accurate alignment between mating parts, with its rounded domed head enabling smooth, self-centering insertion into corresponding holes.

Inside precision tooling and automation assemblies, locating pins serve as the critical reference for dimensional accuracy: mold cavity alignment, fixture positioning, robotic assembly guidance and test fixture registration all depend on these precision pins. Long-term reliable operation requires all locating pins to maintain strict dimensional consistency, wear resistance and positional stability.

Poor precision of locating pins will directly lead to assembly misalignment, reduced product quality and frequent equipment downtime. Therefore, high-precision custom CNC turned locating pins become the fundamental guarantee for stable operation of precision industrial equipment.

Custom Stainless Steel Ball Head Locating Pin – CNC Turning Parts

We provide one-stop custom CNC turning services for stainless steel ball head locating pins, serving mold manufacturers, automation equipment builders and precision machinery suppliers worldwide.

Our scope covers all types of precision locating and alignment components: ball head locating pins, flat head alignment pins, shoulder dowel pins, hex body positioning pins, slotted retention pins and custom stepped locating pins.

All locating pins are manufactured via precision CNC lathe turning with optional secondary milling operations. We complete turning, grooving, threading, slot milling and surface treatment strictly according to your CAD drawings. Beyond individual turned parts, we also offer kitting and sub-assembly services — pre-assembling locating pins with retaining rings, springs or mounting hardware into ready-to-install components for your production line.

Key Advantages of Our CNC Turned Ball Head Locating Pins

Ultra-high precision dimensional consistency

All pins are machined on advanced CNC turning centers with in-process quality monitoring. Uniform diameter and positional tolerances ensure perfect mating alignment, effectively reducing assembly errors and equipment downtime.

Optional secondary machining & assembly

Instead of only supplying loose individual turned parts, we support secondary milling, slot cutting, threading and pre-assembly with retaining accessories. It lowers your in-house processing workload and shortens your production cycle.

Durable for long-duration industrial operation

We select premium raw materials including SUS304/SUS316 stainless steel, carbon steel and aluminum alloys. Optional passivation, electropolishing and hard coating deliver corrosion resistance and wear resistance to adapt to demanding industrial environments.

Fully customizable geometric design

We adjust pin diameter, head radius, shaft length, hex size, slot position and material hardness based on your tooling requirements. New custom designs are fully supported for new generation equipment development.

Stable mass production capacity

From single prototype samples to high-volume bulk orders, we maintain consistent quality for turned locating pins, supporting continuous production for industrial equipment brands.

OEM Custom Service Scope

We provide comprehensive tailor-made solutions for custom ball head locating pins 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 ball head 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 ball head locating pins are mainly used for injection mold alignment, assembly fixture positioning, automation equipment registration, semiconductor test tooling, medical device assemblies and precision machinery manufacturing.

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.