We can accommodate sizes from small to extra large! We provide products just in time.
At Koshin Co., Ltd., we offer "mass-produced processed products." The mass-produced processed products used in our products generally require production capabilities ranging from about 100 units per month to tens of thousands of units per month, as seen with automotive parts. We utilize processing methods such as lathes and machining centers to provide these mass-produced items just in time. Occasionally, we may also contribute to our customers through inventory management or value engineering proposals. 【Product Overview】 ■ Industry: Industrial machinery, construction machinery, machine tools, automotive, shipbuilding, aerospace, transport machinery, precision machinery, medical devices, steel structures and bridges, plants, etc. ■ Size: From small to extra-large sizes ■ Type: Round/Rectangular/Others ■ Material/Strength: Steel/Stainless steel/Aluminum/Cast iron/Others *For more details, please refer to the related links or feel free to contact us.
Inquire About This Product
basic information
For more details, please refer to the related links or feel free to contact us.
Price range
Delivery Time
Applications/Examples of results
【Usage】 ■ For products, etc. *For more details, please refer to the related links or feel free to contact us.
catalog(2)
Download All CatalogsCompany information
Since our establishment, we have been involved in various machine parts and components for many years, walking alongside our customers. Our product offerings include fasteners such as bolts and nuts, piping materials, machine parts in rubber and resin, tools, measuring instruments, electronic components, control parts, equipment such as factory supplies, and custom machining based on customer requests. With a customer-first philosophy in mind, we strive for top-notch quality, reliable delivery times, and cost performance, making daily efforts to meet our customers' demands and enhance their satisfaction.







![Main Types of Copper Used in Copper Processing and Their Characteristics [Basic Knowledge of Materials]](https://image.mono.ipros.com/public/product/image/d2a/2001488021/IPROS16440858576275224201.png?w=280&h=280)


![[Processing Technology Column] Repeated prototyping is extremely important in new product development.](https://image.mono.ipros.com/public/product/image/24d/2000473753/IPROS01749574896115661890.jpeg?w=280&h=280)
![[Free Offer] Prevent Blade Troubles in Production Equipment! Non-Stick Thin Film Coating](https://image.mono.ipros.com/public/product/image/fde/2000612726/IPROS23915370847246220159.jpeg?w=280&h=280)
![[Free Giveaway] Non-Stick Coating | Prevent Blade Troubles in Production Equipment!](https://image.mono.ipros.com/public/product/image/a78/2000619955/IPROS37607432622075090550.jpeg?w=280&h=280)

![[Surface Treatment Case] Surface treatment that streamlines the manufacturing process of lithium-ion batteries.](https://image.mono.ipros.com/public/product/image/604/2000700111/IPROS81671406460541521470.jpeg?w=280&h=280)