Prototype case for fuel cell stack for HONDA.

Supporting the heart of FCVs with high-precision aluminum alloy processing! A case study on the development of fuel cell stack cases.

last updated Nov 12, 2025

FCD (ductile cast iron) processing for hydraulic excavator equipment.

We have a system in place to handle cutting processing and bush insertion into holes! Examples of FCD processing.

last updated Nov 06, 2025

Leave complex and irregularly shaped work to us! Machining processing services for castings.

Short delivery times even from jigs. We also accept bush press-fitting. For processing castings of hydraulic parts (pumps, valves), robots, construction machinery, and industrial machine parts, come to us!

last updated Nov 06, 2025

ADC aluminum die casting processing for transmission cases.

Processing example using a horizontal machining center with material ADC (aluminum die casting) and dimensions of 400mm x 350mm x 200mm.

last updated Nov 06, 2025

Machining of castings for hydraulic components used in construction machinery (FCD: ductile cast iron)

We will introduce a machining example of material FCD (ductile cast iron) using a vertical machining center with a 150mm gold ruler.

last updated May 09, 2025

Machining of castings Torque converter case (FCD: ductile cast iron)

We will introduce a machining example using a horizontal machining center with dimensions of 600×550×300 made of FCD (ductile cast iron).

last updated Nov 06, 2025

Bush press fitting

Staff reductions and a decrease in man-hours have enabled a significant increase in shipment quantities!

last updated May 09, 2025

Process integration and high precision through an additional axis on a vertical machining center.

Process integration through 4-axis machining is possible! It achieves improved productivity and efficiency, as well as cost reduction.

last updated May 09, 2025

Improvement of productivity and efficiency, cost reduction.

By raising the processing conditions, it becomes possible to increase the speed of processing, thereby reducing the man-hours required.

last updated Nov 06, 2025

Advancement of machining technology for complex 3D shapes.

Complex machining with a 5-axis machining center significantly reduces total production time!

last updated Nov 06, 2025

Process integration and high precision using CNC composite machining lathes.

Composite processing with CNC multi-tasking lathes significantly reduces total production time!

last updated Nov 06, 2025

Deep hole machining utilizing high-pressure coolant technology.

Improving the limit of processing conditions through cooling at the processing point! It is possible to discharge cutting fluid from the tool tip.

last updated Nov 06, 2025

Advancement of small-diameter deep hole machining technology【Deep hole machining technology】

Utilizing the horizontal machining centers we currently possess! We are always meeting our customers' needs.

last updated Nov 06, 2025

Machining (small diameter and deep hole processing, shaft processing)

We manufacture our own center hole processing machine and have been using it for many years! It is capable of producing over 1,000 pieces per day per machine.

last updated May 09, 2025

Machining [NC Lathe Processing]

We excel in mass production of precision parts! Please feel free to contact us if you have any requests for NC lathe processing.

last updated May 09, 2025

Jig design and program design using 3D CAD and CAM.

Achieving high-precision and high-efficiency cutting processes! By utilizing software, we excel at processing complex and irregular shapes.

last updated May 09, 2025

Advancement of measurement and measurement technology

Comprehensive inspection facilities! We provide reliable quality through advanced measurement and testing technologies.

last updated May 09, 2025

Consistent production support up to the post-processing stage.

It also helps improve quality! We have established a consistent production system that carries out post-processing after casting.

last updated May 09, 2025

Toshin Industrial Co., Ltd. Business Introduction

Mass production using abundant machining equipment, regardless of small to large products.

last updated May 09, 2025