CNC Precision Manufacturing Companies: Rainbowmold is a specialist manufacturer of custom cnc machined parts for global OEM/ODM buyers. Our capability covers 3/4/5-axis CNC milling and turning, from prototype to production, produced in aluminum, stainless steel, brass, titanium and engineering plastics to tight tolerances. Backed by 20+ years of experience, ISO 9001 and ISO 14001 quality systems, and compliance with ANSI, ASME, DIN, BS, GB, ISO and JIS, we deliver from rapid prototype and tooling through mass production with DFM support and door-to-door logistics. Send us your drawing or sample for engineering feedback and a fast, competitive quote.

Delrin POM Machined Gasket Seat



Swiss-Turned Brass Micro Connector

Powder-Coated CNC Housing

Hard-Anodized Aluminum Frame

Chromate Aluminum Enclosure

Powder-Coated CNC Enclosure


Hard-Anodized Aluminum Housing


CNC Precision Manufacturing Companies: Rainbowmold machines the CNC Precision Manufacturing Companies as a custom CNC part directly from your 3D model. 3, 4 and 5-axis milling, precision turning, mill-turn, Swiss-lathe and wire/sinker EDM are combined in one workflow. workpieces run in aluminum, tool/stainless/alloy steel, brass, copper, titanium and engineering resins. tight tolerances down to +/-0.005mm with surface finishes to Ra 0.4; post-machining services include anodizing, plating, passivation, heat treatment and precision grinding. Parts are inspected on a CMM with full dimensional and material reports before shipment. automotive, hydraulic, telecom and medical-device components programs are supported under an ISO 9001 quality system for prototype, low-volume and serial production. Upload your STEP file, tolerances and quantity for an instant CNC machining quote and DFM feedback.