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5 DFM Checks Before Sending a CNC Part for Quotation
A practical drawing checklist that helps a CNC factory quote accurately and machine your part reliably.
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Factory direct from Beijing, China
Custom CNC parts, made directly in our factory
We machine metal and plastic components for product teams worldwide, with engineering review, production and inspection managed under one roof.
Send drawings and requirements. Our factory team typically replies within 1 business day.
DFM review before productionPrototype to repeat batchesFirst-article and in-process checks
CNC milling
Complex machined parts
Turning
Round parts
Prototype to batch
Flexible volumes
Full inspection
Documented QA
Common materials we machine
Aluminum
Stainless steel
Carbon steel
Brass & copper
Engineering plastics
Machining capabilities
A practical range of in-house and managed processes for custom mechanical parts
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CNC Milling
Complex prismatic parts, housings, brackets and fixtures machined from metal or plastic.
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CNC Turning
Shafts, bushings, pins, sleeves and other rotational parts with consistent dimensions.
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Rapid Prototyping
Fast physical parts for fit checks, design verification and pre-production testing.
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Sheet Metal Fabrication
Cut, bend and fabricated enclosures, panels, guards and brackets.
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Surface Finishing
Managed finishing options matched to appearance, corrosion and wear requirements.
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Quality Inspection
First-article, in-process and final checks with traceable results when required.
View capabilityCustom mechanical parts
From one-off functional prototypes to repeatable production parts
Typical applications
We plan around how the part will be used, not only how it is drawn
Each application puts different weight on material, critical dimensions, appearance and batch consistency. We review the drawing in context and confirm requirements that affect production and acceptance early.
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Automation
Fixtures, mounting plates, actuator parts, guides and connection structures.
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Robotics
Lightweight brackets, joint structures, sensor mounts and housings.
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Electronics & instruments
Thermal structures, precision enclosures, panels and internal mounts.
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Mobility
Functional prototypes, test fixtures, low-volume structures and replacement parts.
Factory, not a trading layer
One team responsible from drawing review to shipment
You communicate with the people who plan, machine and inspect your parts. That keeps technical feedback direct and production decisions visible.
Critical dimensions are confirmed at setup, during production and before shipment.
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Factory-direct communication
Questions go directly to our engineering and production team, without information passing through a sourcing intermediary.
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DFM before production
We review tolerances, materials, finishes and difficult features before machining starts.
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Prototype to repeat batches
Use the same manufacturing team as your design moves from first article into recurring orders.
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Quality built into the route
Critical dimensions are identified early and checked through setup, machining and final inspection.
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Clear order visibility
We confirm the production route, surface treatment and delivery plan before your order is released.
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Export-ready delivery
Parts are cleaned, protected, labeled and packed for domestic or international shipment.
From RFQ to finished parts
A controlled factory workflow with clear checks at every handoff
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Review
We review drawings, quantities, materials, tolerances and finish requirements.
2
Quote
You receive a manufacturing route, lead-time estimate and transparent quotation.
3
Machine
Material is prepared, setups are verified and parts enter controlled production.
4
Inspect
Critical dimensions, appearance and quantity are checked against the order.
5
Ship
Approved parts are protected, packed and dispatched with requested documents.
Get a factory-direct quote
Send your drawings and production requirements. We typically respond within 1 business day.
What to send to get started
- 01Share a link to STEP, STP, X_T, IGES, DWG or PDF drawings.
- 02Include quantity, material, critical tolerances, finish and target date.
- 03Our factory team reviews manufacturability and replies after confirming the production route.
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Machining resources
Practical notes on CNC design, materials, tolerances and production
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Choosing Materials for CNC Machined Parts
A practical starting point for comparing aluminum, stainless steel, brass and engineering plastics.
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From CNC Prototype to Repeat Production
How to carry an approved machined part into stable repeat batches without losing revision or quality control.
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