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High-precision CNC milling for custom aluminum, stainless steel and titanium parts with complex geometries and tight tolerances.
Precision CNC turning for shafts, connectors and cylindrical metal parts requiring excellent concentricity and surface finish.
Custom precision machining for high-tolerance aerospace, medical and automation components up to ±0.005mm accuracy.
Industries We Serve
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01Aerospace CNC Parts
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02Surgical robotics CNC Parts
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03Semiconductor Precision Parts
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04Automation Equipment Parts
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05Robotics Components
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06Automotive Precision Parts
Types of Precision Parts We Manufacture
- Titanium structural components
- Stainless steel precision shafts & connectors
- Complex 5-axis geometry parts
- Micro tolerance small metal parts
- Custom threaded and assembly parts
Titanium structural components
AS9100D & ISO 9001 certified MID Precision, a leading China factory-direct CNC manufacturer, specializes in custom titanium structural components via advanced 5-axis CNC milling, with 30+ years of specialized engineering expertise solving the global aerospace industry’s most complex high-performance machining challenges. These flight-critical parts feature inherent manufacturing complexity: deep load-bearing cavities, intricate 3D contoured geometries, and ultra-thin-wall structures that demand uncompromised structural integrity with zero machining deformation or stress. Their unique specialty lies in extreme strength-to-weight ratio, full corrosion resistance, and long-cycle fatigue performance requirements for harsh high-altitude aerospace and UAV operating conditions, which standard machining processes cannot reliably achieve at consistent scale. Our end-to-end solution includes strict ±0.005mm tolerance control, full traceable aerospace-grade material certification, layered in-process quality audits, and professional DFM optimization, delivering consistent, defect-free results for every project from rapid prototyping to full-volume global production.
Stainless steel precision shafts & connectors
ISO 13485 & ISO 9001 certified MID Precision, a professional China factory-direct CNC manufacturer, specializes in custom stainless steel precision shafts & connectors via high-precision CNC turning and grinding, with 30+ years of specialized expertise solving complex motion transmission machining challenges for global medical and automation OEMs. These core motion parts feature inherent manufacturing complexity: ultra-high length-to-diameter ratios, multi-step concentric structures, and micro-tolerance dimensional requirements that demand zero runout and perfect straightness during high-speed operation. Their unique specialty lies in medical-grade corrosion resistance, mirror surface finish, and 100% dimensional consistency requirements for long-cycle sterile medical and automated assembly applications, which standard turning cannot reliably achieve in mass production. Our solution includes strict ±0.005mm concentricity control, full material traceability, in-process CMM inspection, and DFM optimization, delivering stable, defect-free results from prototype to high-volume production.
Complex 5-axis geometry parts
AS9100D & ISO 9001 certified MID Precision, a leading China factory-direct CNC manufacturer, specializes in custom complex 5-axis geometry parts via 5-axis simultaneous CNC machining, with 30+ years of specialized expertise solving the most intractable machining challenges that standard 3/4-axis milling cannot complete. These high-complexity parts feature inherent manufacturing difficulty: multi-angle undercuts, deep curved cavities, and intricate free-form surfaces that require uninterrupted tool access with zero multi-setup cumulative error. Their unique specialty lies in integrated multi-feature forming, single-setup production, and ultra-tight dimensional alignment requirements for aerospace, robotic and semiconductor equipment, which traditional multi-process machining cannot achieve without sacrificing accuracy or lead time. Our solution includes ±0.005mm tight tolerance control, professional DFM for complex geometries, single-setup integrated forming, and full in-process inspection, delivering high-precision, defect-free parts with drastically shortened production cycles.
Micro tolerance small metal parts
ISO 13485 & ISO 9001 certified MID Precision, a leading China factory-direct ultra-precision CNC manufacturer, specializes in custom micro tolerance small metal parts via high-speed micro CNC machining, with 30+ years of specialized expertise solving micron-level precision machining challenges for global medical, semiconductor and precision electronics OEMs. These miniature parts feature inherent manufacturing complexity: sub-millimeter feature sizes, ultra-fine structural details, and extreme tolerance requirements that demand zero deformation and 100% batch consistency in high-volume production. Their unique specialty lies in ±0.001mm ultra-tight tolerance control, cleanroom-grade contamination control, and zero-defect requirements for minimally invasive surgical instruments and semiconductor cleanroom equipment, which standard CNC machining cannot reliably achieve. Our solution includes Renishaw ultra-precision metrology, full in-process 100% inspection, cleanroom-capable production, and strict material traceability, delivering repeatable, defect-free miniature parts from prototype to mass production.
Custom threaded and assembly parts
IATF 16949 & ISO 9001 certified MID Precision, a leading China factory-direct CNC manufacturer, specializes in custom threaded and assembly parts via precision thread milling and turn-mill compound machining, with 30+ years of specialized expertise solving complex mating and assembly machining challenges for global automotive and industrial OEMs. These core assembly parts feature inherent manufacturing complexity: custom non-standard thread profiles, tight tolerance chain control across multi-part mating components, and strict anti-loosening and sealing requirements for long-term heavy-duty operation. Their unique specialty lies in perfect thread fit, full interchangeability, and 100% dimensional consistency requirements for automotive powertrain and industrial automation assembly systems, which standard tapping cannot reliably achieve in mass production. Our solution includes full thread gauge inspection, strict ±0.005mm tolerance control, professional DFM for mating fit optimization, and full material certification, delivering reliable, consistent parts from prototype to high-volume global production.
Advanced CNC Machining Capabilities
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3/4/5 Axis CNC Milling
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CNC Turning & Turn-Mill
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Rapid Prototyping
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Surface Finishing: Anodizing, Plating, Sandblasting, Polishing
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Tight tolerance micro machining
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Metal & Plastic machining
MID Precision Certified CNC Machining Manufacturer
AS9100D, ISO 9001, ISO 13485, ISO 14001, IATF 16949, NSF/ANSI and IAPMO R&T certified MID Precision is a trusted Dongguan, China factory-direct precision CNC machining manufacturer with 30+ years of industry expertise. Our full certifications validate strict quality control, global compliance, full traceability for ±0.005mm tight-tolerance custom CNC parts delivered to aerospace, medical, automotive, semiconductor and automation clients across the globe.
ISO Certified Manufacturing
CMM and full inspection equipment
Material certification & inspection report for every order
Material certification & inspection report for every order
Clean and organized production environment Cta：Upload Your CAD File Now
How to Start Your CNC Project
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Philip Anthorpy
UI Designer
Shilpa Shethy
CEO, Founder
David Alexon
MH Manager
Choose MID —— Your Wisest Choice
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ISO9001/ISO13485 certified supplier to achieve your strict quality specifications
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30-years experienced in handling high complex and difficult parts
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Most competitive prices ,can lower your cost to 30%
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Available sophisticated equipment and mechanics to meet any of your orders and time requirements
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One-stop transparent service to solve doubts in production process and create the highest trust
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