Frequently Asked Questions

We adhere to strict tolerances and conduct thorough quality checks, including dimensional inspections and surface finish assessments. Our dedicated QA team ensures material quality, process control, and outgoing quality checks to perfectly meet our customers’ requirements.

Our advanced equipment and skilled operators allow us to hold tolerances as tight as ±0.0002 inches on turned parts and exceptional precision on milled components. The achievable tolerance depends on the geometry, material and size of your part.

Our CNC machining capabilities extend to over 50 different metal and plastic materials, including aluminum, stainless steel, brass, copper and engineering plastics. Our experts can help you select the ideal substance for every intricate design.

Submit your designs and project details and we will get back to you within 24 hours with a competitive quote. For urgent requirements, contact us directly at +86 15377791681 or info@rp-cnc.cn.

We accept STP, STEP, X_T, IGS, SLDPRT, PDF, DXF, DWG and more. Please put all files into one folder, compress it into a ZIP or RAR file and upload it (maximum 10MB).

Absolutely. We treat CAD files, quotes and orders with the highest level of confidentiality. We commit to not disclosing confidential information or uploaded files to any external individuals or corporate entities beyond RP-CNC and its licensed partnerships.

There is no strict minimum. We specialize in prototyping as well as low, medium and high-volume production, so we can accommodate projects from a single prototype to large production runs.

We work with trusted international couriers to deliver your custom parts directly to your doorstep. For details on delivery terms, risk of loss and force majeure, please review our Terms & Conditions.

Yes. Our engineers perform a Design for Manufacturability (DFM) review to streamline the production process, enhance product quality and reduce manufacturing costs before we confirm your quote.