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
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: ±0.01mm, Φ3H7 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.
