Since it is an overseas standard, it is often used for imported goods, plumbing fixtures, and construction-related items.
At Sun-Ei Co., Ltd., we offer custom-made screws tailored to specific products and specifications for applications such as construction, machine tools, transportation machinery, industrial machinery, and chemical plants. If you have any special screws that are not available on the market, please feel free to consult us. "Special inch screws" are screws measured in inches, with thread angles of Unified screws (60°) and Whitworth screws (55°). Unified screws are categorized into coarse (UNC) and fine (UNF) threads based on pitch intervals. As they adhere to international standards, they are commonly used in imported goods, plumbing fixtures, and construction-related applications. Please consult us when considering production. For more details, please contact us or refer to our catalog.
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【Features】 ○ Inch-sized screws → Available in Unified screw (60°) and Whitworth screw (55°) based on thread angle ○ Unified screws are divided into coarse (UNC) and fine (UNF) based on pitch spacing ○ Commonly used in imported goods, plumbing fixtures, and construction due to international standards ○ Please consult us when considering production 【Strengths of San-Ei Co., Ltd.】 ○ Capable of handling all processes from machining to surface treatment ○ Same-day quotation available ○ We accommodate small lot production ● For more details, please contact us or refer to the catalog.
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I want to outsource manufacturing... Is it possible to procure cheaply from overseas? Managing product rotation and oversight is tough! San-Ei will help solve the problems together. We provide solutions to address challenges with a one-stop service. We respond to a wide variety of situations and can ensure speedy delivery through numerous partner manufacturers. By collaborating with our office in Vietnam, we assist in reducing costs while maintaining Japanese quality. We provide consistent support from planning to product, aiming to shorten the time for each process. Recently, we have received high praise even for prototypes and small lots.