Buyer Procurement Guides

Why CNC Buyers Should Compare Suppliers Beyond Unit Price

A procurement guide for comparing CNC suppliers by total project cost, drawing review, quality control, lead time, and communication.

A buyer checklist for selecting a CNC machining supplier in China, covering drawings, materials, inspection, communication, and RFQ clarity.

Understand the main CNC machining cost factors: material, tolerance, setup, quantity, finish, inspection, and packaging requirements.

A practical RFQ file checklist for custom CNC machining: CAD files, 2D drawings, material, finish, quantity, application, and inspection notes.

Buyer guide to choosing aluminum or stainless steel for CNC parts based on weight, strength, corrosion resistance, appearance, and finish.

Checklist for sheet metal RFQs including material thickness, bend radius, holes, welding, surface finish, drawings, and packaging details.

Guide to choosing anodizing, hard anodizing, polishing, brushing, plating, powder coating, or machined finish for custom metal parts.

How buyers can move from prototype CNC parts to repeatable batch production with drawing control, inspection planning, and process review.

Buyer guide to inspection requirements for custom CNC and sheet metal parts: dimensions, surface, material, finish, function, and packing.

Questions buyers can ask when comparing a CNC factory and trading company for custom machined and sheet metal parts.

Practical DFM suggestions to reduce CNC machining cost without weakening function: radius choices, setups, tolerance control, and finish planning.