Engineers-Led Design Machining | Factory-Direct, No Middlemen

Manufacturing Solutions on Demand

ISO9001
ISO14001
ISO13485
SGS
ISO45001
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Start A New Free Project Quote

20 years OEM/ODM for 150+ Brands

We provide collaborative OEM and ODM support + with 20 years of experience helping brands grow + empowering you to build a strong market presence.

48+ surface finishes for custom aesthetics

Over 48 surface finishing processes, functional to decorative, ensuring your product meets design and performance needs.

Save 30% on your project budget

We provide manufacturing quote + up to 30% more competitive price + Let's talk about how to reduce your costs.

Your Complete Custom Part Manufacturing Services

Your reliable partner for comprehensive manufacturing: With 20 years’ experience, 100k+ successful projects, and ±0.002mm precision, LK Tools efficiently brings your concepts to reality, from design to final assembly.

5 axis cnc machining services

5 Axis CNC Machining

±0.005mm precision for your most complex designs.

4 Axis CNC Machining

4 Axis CNC Machining

±0.02mm 4-Axis CNC Machining precision for your parts

3 axis cnc machining

3 Axis CNC Machining

Best value 3-Axis CNC Machining for your reliable, standard parts

cnc turning service

CNC Turning Service

Master 100+ materials. Parts up to Ø300mm x L500mm+ capacity

LK Injection Molding

Injection Molding

55+ engineering resins (ABS, PC, PEEK, etc.). 50T-1600T press rang

sheet metal fabrication

Sheet Metal Fabrication

Your Partner for Sheet Metal: Laser cut, punch, bend, weld, finish

Die Casting Services

Die Casting Services

Your Complete Die Casting Solution: Aluminum & Zinc Parts

3d design services

3D Design Services

DFM Design for Your parts to Cut Costs 15-30%

How We Handle Details Makes Us Different

Surface Finishing

Precision sandblasting with Ra 0.4μm-6.3μm adjustable roughness (competitors: Ra 1.6μm min), backed by ISO 8501-1 Sa 2.5 certification for critical valve applications. 50+ custom texture options to enhance corrosion resistance.

Multi-axis Drilling & Boring

Complex valve bore machining with 5-axis CNC gantry mills (positioning accuracy: ±0.005mm) – 3x higher efficiency than standard 3-axis machines. 100+ boring tool libraries for diameters from 10mm to 500mm

Fine CNC Machining

Ultra-precision finishing with ±0.002mm tolerance (competitors: ±0.05mm) and CPK≥1.67 stability reports. 48-hour free sample service with full dimensional inspection data.

150+ Materials & Manufacturing Solutions

Largest material portfolio: 157 metal/plastic grades (incl. Inconel 718, Titanium Gr5, PEEK-CA30), 20% more options than Xometry. Free material selection guide + DFM analysis within 6 hours

Engineering Partnership

Embedded DFM/FEA engineers reduce client design iterations by 50% through simulation-driven optimization.

CNC machining Visual Advantage

Interactive 3D report portal with machining simulation videos (competitors use static PDFs). 8 patented technologies (CNC vibration damping system, thin-wall deformation control).

Industries We Serve

150+ Industries – Automotive, Medical, Aerospace, Robotics, Industrial Equipment, Electronics & More

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Aerospace parts manufacturers

Precision parts for critical aerospace applications, including turbine blades and structural components.

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Custom Car parts Manufacturer

Custom engine and transmission parts, machined to ±0.01mm tolerance, ensure reliability, efficiency, and durability for optimal automotive performance

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Medical cnc machining

Accurate machining for medical devices, from surgical instruments to implantable components.

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Robotic parts manufacturers

Specialized parts for robotic systems, providing the precision and reliability required for advanced automation.

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Custom Drone Parts Manufacturing

We offer custom UAV and drone parts, machined to ±0.01mm tolerance, ensuring durability and top performance.

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industrial equipment manufacturer

Custom industrial machinery parts, precision-machined to ±0.01mm tolerance, ensuring durability and reliable performance in harsh environments.

Quality Management and Assurance

Raw Material, Processing, Finished Products Inspection

About LK Tools

Your Partner for Custom Non-Standard Metal & Plastic Parts

  Founded in 2009 in Dongguan, China, LK Tools is a direct factory specializing in custom non-standard metal and plastic parts. With 15 experienced engineers and AI-assisted DFM design, we help clients reduce design risks by 30% and manufacturing costs by 15–30%, delivering new products in 7–10 days.

We operate a 10,000㎡ ISO-certified facility with ±0.01mm precision, supporting 75+ materials and 55+ processes, including CNC machining, injection molding, sheet metal, die casting, and assembly. We also offer 3D product and packaging design, providing a one-stop solution for low-volume manufacturing

Custom Metal & Plastic Parts Solutions

Custom Non-Standard Metal & Plastic Parts Manufacturing Solutions

Factory Transparent Pricing: No Hidden Fees

LK Tools offers clear, straightforward pricing with no surprises. You’ll always know exactly what you’re paying for, ensuring fair and informed decisions.

| OUR SERVICE

Few Reasons Why You Choose Us

Protect Youself

5 Axis CNC Machining Services

CNC Milling Services

CNC Turning Service

| Our SKILL

How We Handle Details Makes Us Different

Leveraging 10+ engineers for DFM, 80+ advanced machines, and expertise across 120+ materials, LK Tools' meticulous end-to-end detail ensures 15-30% cost savings, ±0.002mm precision, and a 99.8%+ quality acceptance rate for your custom manufacturing projects

150+Material
85%
55+Surface Finishing Solutions
90%
Risk-Free Guarantee – 100% refund
93.3%
1,500+ CNC Machining solutions
96.3%

More Clients Come With Us

| HOW WE WORK

Let's Checkout our All

Latest News Parts

CNC Machining

COUNSALING

CNC Steel parts

COUNSALING

CNC Steel parts

COUNSALING

| HOW WE WORK

Your Parts Machining Questions, Our Solutions

  • 36-hour automated DFM feedback covering 55+ manufacturability metrics

  • 92% reduction in first-piece scrap rates through virtual machining simulations

  • 89% design optimization success rate validated by 500+ automotive projects

We offer flexible shipping options, including:

  • Sea Freight (For large orders, 15-30 days transit)
  • Air Freight (7-10 days transit)
  • Express Delivery (FedEx, DHL, UPS—3-7 days)
    We can assist with customs clearance and delivery to your location, including port-to-door service.

Smart Product Classification: Redesign components to qualify for duty-free HTS codes (e.g., 8537.10 for valve parts).
Regional Value Optimization: Ensure >55% North American value content under USMCA for tariff exemptions.
Duty Recovery Programs: File Chapter 19 U.S. Customs refund claims for materials re-exported after processing.

Relax. We’ve delivered 14,500+ projects for Fortune 500 engineers and startups alike.

-100% Refund Promise: No fine print – if we fail, you don’t pay.

-Dedicated Engineer: One point of contact from quote to delivery

LK Tools is Your Best Reliable Partner

Trusted by engineers, product managers, and purchasing leaders at the world's most successful companies and universities

YouTube, Vimeo & Self Hosted

Embed videos to your sites and control various fields with our most powerful video widget of ElementsKit.

5 Axis CNC Machining

CNC Machining

CNC Turning Service

CNC Turning

4 Axis CNC Machining

CNC Machining

Certifications Report

| OUR BLOG POST

Latest From Our Blog Post

Upadate Here

Top 9 CNC Machining Manufactures in Canda

​Searching for the best CNC machining manufacturers in Canada? Choosing the right partner is critical,

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Face The Challenges Of Chain Complexity

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We ensures you the best quality services

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Tianjin Port Came to a Halt after Explosions

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Safe and on time delivery of your goods

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Custom Parts with 100% Refund Guarantee!

Looking for a reliable source factory to cut out middlemen and save costs? We specialize in custom metal and plastic parts for all types of non-standard equipment, offering precision machining, flexible customization, and expert production.

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Get Samples Now !

Get free custom processing for samples under $50, plus a DFM report to help you optimize your design and save up to 30% on costs and risks. Receive your quote and product analysis within 30 minutes, and get your samples in just 3-5 days!