Our Business
Features of Pretech.N
- Design
- Procurement
- Cutting
- Grinding
- Surface Treatment
- Assembly
Integrated Production System and Reliable Delivery through Advanced Machining Technology
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Advanced Processing Technology
By combining the experience we have accumulated over many years with new technologies and ideas, we meet a wide range of metal processing needs at an advanced level.
We have extensive experience in micron-level precision machining and the processing of complex shapes. -
Integrated Production System
By handling all processes from industrial machinery design to assembly in-house, we are able to reduce costs and shorten delivery times.
We also respond flexibly to a variety of customer needs, from partial processing to complete assembly. -
Reliable Delivery
We deliver high-quality products on time, backed by strict control of every manufacturing process.
We consistently maintain a speedy and reliable production system by adhering to the fundamentals that are often taken for granted.
Our expertise in delivery schedule management and quality control has been refined through the mass production of automotive components.
Main Businesses
Integrated Support from Industrial Machine Design to Assembly


We design and manufacture industrial machines that are safer, easier to use, and help improve productivity and labor efficiency.
We can handle both complete design and production, as well as manufacturing based on customer-provided drawings.
Pretech.N industrial machines have been adopted in a wide range of industries, including food, printing, medical equipment, and aircraft components.
We offer one-stop support from design to procurement and assembly, with a proven track record across multiple industrial sectors.
Precision Metal Parts Processing (Cutting and Grinding)


We perform a full range of machining processes, including MC machining, lathe machining, compound lathe machining, and simultaneous 5-axis machining for complex geometries.
Our capabilities cover various materials such as iron, aluminum, and stainless steel.
With in-house equipment for cylindrical, internal, and surface grinding, we can achieve micron-level precision in a one-stop process.
Automotive Parts Manufacturing


At the request of one of Japan’s leading instrument and sensor manufacturers, we assemble on-board meter parts—mainly for motorcycles—as well as speed sensors.
Strict quality control is applied to every process from parts machining and assembly to inspection and delivery.
Through many years of supplying high-quality products on time, we have earned the continued trust of our customers.
We support small-lot, multi-type production requiring advanced management capabilities, ensuring high quality and on-time delivery.
Equipped with two-component epoxy mixing and thermosetting systems, we can also meet molding and resin filling needs.
Leveraging our procurement capability and advanced manufacturing expertise in Nagaoka—an industrial hub for precision technology—we handle the entire process, from material procurement and heat treatment to cutting, turning, and surface treatment.
We also flexibly accommodate single-process requests, such as cutting supplied materials or grinding processed parts.