Precision Machining for Mechanical Connecting & Drive Components

We manufacture high-precision mechanical connecting components, drive shafts, mounting brackets, and structural parts for a wide range of industrial applications — including connecting parts, brackets, housings, and drive shafts. With ±0.01mm tolerances, diverse material capabilities, and full MES traceability, we support your precision component projects from prototype to production.

Mechanical Connecting & Drive Component Manufacturing Capabilities

We deliver high-quality custom-machined components for mechanical connecting systems and drive assemblies — connecting parts, brackets, drive shafts, flanges, housings, and structural components. Every project follows our full quality-control workflow, from raw material incoming inspection through final dimensional verification. We machine a wide range of materials including alloy steels, stainless steels, tool steels, aluminum alloys, and titanium — detailed material capabilities are listed below. With 3 CNC machining centers, wire EDM, surface grinders, and precision inspection equipment including Nikon projectors and TESA height gauges, we ensure consistent quality across every batch. No minimum order quantity — we treat every part with the same rigorous quality standards.

±0.01mm Precision

Critical dimensions held to ±0.01mm tolerance for precise mechanical fit and reliable performance

Multi-Material Capability

Experienced in alloy steels, stainless steels, tool steels, aluminum, and titanium alloys

Full MES Traceability

Every part traceable to machine, operator, and inspection records via Heihu MES system

Typical Auto Connecting Components We Machine

Connecting Part aluminum flange connector, material 3.4365, tolerance ±0.01mm, Ø76H7 precision hole, Ø99.7mm outer diameter, 2.3mm thickness, for mechanical linkage and connection in assemblies

Connecting Part

3.4365

±0.01mm, Φ76H7 precision

Mechanical linkage & connection in assemblies

Bracket

1045 / S45C / CuSn6

±0.025mm precision

Support & mounting for mechanical systems

Flange Adaptor

1.0425

±0.05mm precision

Connection & adaptation between system components

Our Auto Connecting Component Manufacturing Capabilities

Carbon & Alloy Steels

1.7225 · 1.0503 · 1.0425 · AISI P20

Stainless Steel

SUS304 · SUS316L · 17-4PH · 1.4301 · 440C

Tool & Die Steels

1.2085 · 1.2344 · D2 · H13 · O1 · P20

Aluminum Alloys

6061-T6 · 7075 · 2017A · EN AW-2017

Titanium Alloys

ASTM Grade 5 (Ti-6Al-4V)

Our Equipment

3 CNC Centers · Wire EDM · 3 Surface Grinders · Large Surface Grinder · 3 Milling Machines · Tapping · Laser Marking

Inspection Equipment

Nikon Projector · Wanhao 2.5D CMM · TESA HITE 400 · TESA 700 · Nikon MFC 101A · Hardness Tester · Pin Gauges

Quality Assurance & Process Control

Dimensional Precision

Critical dimensions held to ±0.01mm tolerance, verified on Nikon profile projectors and TESA height gauges

Surface Quality

Surface finishes down to Ra 0.8μm or better, with deburring and edge finishing applied to every part

100% Inspection

Every critical dimension verified before shipment. Actual measured values are marked directly on the 2D drawings and shipped together with every order. Formal inspection reports can also be provided upon request.

Full Traceability

Every part traceable to machine, operator, and inspection records via Heihu MES system — from raw material through final shipment

On-Time Delivery

Systematically managed production scheduling to ensure on-time delivery for every order

Quality Commitment

Rigorous quality standards applied to every part — no minimum order quantity

Case Study: Precision Drive Shaft for Mechanical Drive Systems

Background

A manufacturer of mechanical drive systems required precision drive shafts for their power transmission assemblies — used in industrial equipment and machinery applications.

Challenge

  • Material: 1.7225 alloy steel

  • Hardness: HRC30-35 (after heat treatment)

  • Tolerance: ±0.01mmΦ3H7 precision hole

  • Dimensions: Φ132 × 66mm

  • Surface: Precision ground

Our Solution

  • CNC precision machining with grinding allowance

  • Heat treatment to HRC30-35 followed by precision grinding

  • 100% inspection on critical dimensions via Nikon profile projector and TESA height gauge

  • Full traceability records via Heihu MES system

Result

  • All parts met dimensional specifications

  • Hardness consistently achieved at HRC30-35

  • Parts passed 100% inspection

  • Customer placed repeat orders

Ready to Start Your Connecting Component Project?

Send us your 2D/3D drawings or share your requirements. We’ll provide a competitive quote within 24 hours — no MOQ, full MES traceability, and ±0.01mm precision guaranteed for connecting parts, drive shafts, brackets, flanges, and all mechanical components.

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