吉則螺子製作所 Product Lineup

At Yoshinori Screw Manufacturing Co., Ltd., we are committed to producing high-quality products by utilizing the latest equipment and skilled techniques, from cold forging to cutting, milling, pressing, and assembly, steadily accumulating achievements. We supply our brand products to various industries, including electronics, heavy electrical, automotive, and construction, through over a hundred screw trading companies nationwide. Additionally, we actively approach the development and research of new materials and products, not only to meet modern needs but also to uncover our customers' potential demands. 【Features】 - Adoption of advanced cold forging technology - Utilization of state-of-the-art equipment and advanced techniques - High precision and high quality - Always aiming for high-grade product manufacturing - Responsive to diverse needs For more details, please contact us or download our catalog.

• nut
• bolt

The parts former creates a middle flange, demonstrating excellent pull-out strength and anti-rotation. There are proven results in various shapes such as hexagonal, star-shaped, flat knurled, and protruding.

• nut

We offer knurling and threading processing at a low cost through integrated production. We manufacture Ayame and Hirame knurls at the requested pitch, and if additional pull-out strength is required, we will perform grooving through cutting processing. Partial knurling, such as only in the center, is also possible. We guarantee 100% quality assurance through various automatic inspection devices.

• nut

When it comes to Yoshinori Screw Manufacturing, it's the YSD mark. The cardboard boxes of flange nuts and hex nuts that we handle are prominently adorned with the mark as shown in the photo! Thank you very much!

• nut
• bolt

Lead Lock and Free Lock ensure an outstanding anti-loosening effect through the adoption of friction rings. Moreover, they can be easily removed. Nuts are used in various industries, including machinery, automobiles, aircraft, and construction. There have been significant accidents caused by nuts coming loose. Lead Lock brilliantly resolves the contradictory duality of being removable when needed while remaining tight against any vibrations during use. 【Features】 - Balances anti-loosening effect and reusability - Adoption of friction rings - Can be secured even in the middle position of the bolt - Two-face width complies with JIS standards, compatible with your current wrench! - Reusable For more details, please contact us or download the catalog.

• nut
• bolt

At Yoshinori Screw Manufacturing Co., Ltd., we are steadily accumulating achievements by dedicating the latest equipment and skilled techniques to produce high-grade products, ranging from cold forging to cutting, milling, pressing, and assembly. We supply our brand products to various industries, including electronics, heavy machinery, automotive, and construction, through over a hundred screw trading companies nationwide. Furthermore, we are not only responding to modern needs but also actively approaching the development and research of new materials and products to draw out our customers' potential demands. 【Features】 - Adoption of advanced cold forging technology - Utilization of state-of-the-art equipment and advanced techniques - High precision and high quality - Always aiming for high-grade product manufacturing - Responsive to diverse needs For more details, please contact us or download the catalog.

• nut
• bolt

At Yoshinori Screw Manufacturing Co., Ltd., we are steadily accumulating achievements by dedicating the latest equipment and skilled techniques to everything from cold forging to machining, milling, press processing, and assembly, always aiming to produce high-grade products. We supply our brand products to various industries, including low-voltage, heavy electrical, automotive, and construction, through over a hundred screw trading companies nationwide. Furthermore, we are not only responding to modern needs but also actively approaching the utilization of new materials and the development and research of new products to draw out our customers' potential requests. 【Features】 - Adoption of advanced cold forging technology - Utilization of state-of-the-art equipment and advanced techniques - High precision and high quality - Always aiming to produce high-grade products - Responsive to diverse needs For more details, please contact us or download the catalog.

• nut
• bolt

At Yoshinori Screw Manufacturing Co., Ltd., we are committed to producing high-quality products by utilizing the latest equipment and skilled techniques, from cold forging to machining, milling, pressing, and assembly, steadily accumulating achievements. We supply our brand products to various industries, including electronics, heavy machinery, automotive, and construction, through over a hundred screw trading companies nationwide. Furthermore, we not only respond to modern needs but also actively approach the use of new materials and the development and research of new products to draw out our customers' potential requests. 【Features】 - Adoption of advanced cold forging technology - Utilization of state-of-the-art equipment and advanced techniques - High precision and high quality - Constantly aiming for high-grade product manufacturing - Responsive to diverse needs For more details, please contact us or download the catalog.

• nut
• bolt

At Yoshinori Screw Manufacturing Co., Ltd., we are steadily accumulating achievements by dedicating the latest equipment and skilled techniques to produce high-grade products, ranging from cold forging to cutting, milling, pressing, and assembly. Our brand products are supplied to various industries, including electronics, heavy electrical, automotive, and construction, through over a hundred screw trading companies nationwide. Furthermore, we are not only responding to modern needs but also actively approaching the utilization of new materials and the development and research of new products to draw out our customers' potential demands. 【Features】 - Adoption of advanced cold forging technology - Utilization of state-of-the-art equipment and advanced techniques - High precision and high quality - Always aiming for high-grade product manufacturing - Responsive to diverse needs For more details, please contact us or download the catalog.

• nut
• bolt

At Yoshinori Screw Manufacturing Co., Ltd., we are steadily accumulating achievements by dedicating the latest equipment and skilled techniques to produce high-grade products, ranging from cold forging to cutting, milling, pressing, and assembly. Our brand products are supplied to various industries, including electronics, heavy machinery, automotive, and construction, through over a hundred screw trading companies nationwide. Furthermore, we are not only responding to modern needs but also actively approaching the development and research of new materials and products to draw out our customers' potential demands. 【Features】 - Adoption of advanced cold forging technology - Utilization of state-of-the-art equipment and cutting-edge techniques - High precision and high quality - Always aiming for high-grade product manufacturing - Responsive to diverse needs For more details, please contact us or download our catalog.

• nut
• bolt

At Yoshinori Screw Manufacturing Co., Ltd., we are steadily accumulating achievements by dedicating the latest equipment and skilled techniques to produce high-quality products, ranging from cold forging to cutting, milling, pressing, and assembly. Our brand products are supplied to various industries, including electronics, heavy machinery, automotive, and construction, through over a hundred screw trading companies nationwide. Furthermore, we are not only responding to modern needs but also actively approaching the utilization of new materials and the development and research of new products to draw out our customers' potential requests. 【Features】 - Adoption of advanced cold forging technology - Utilization of state-of-the-art equipment and advanced techniques - High precision and high quality - Always aiming for high-grade product manufacturing - Responsive to diverse needs For more details, please contact us or download our catalog.

• nut
• bolt

At Yoshinori Screw Manufacturing Co., Ltd., we are committed to producing high-quality products by leveraging the latest equipment and skilled techniques, from cold forging to machining, milling, pressing, and assembly, steadily accumulating achievements. We supply our brand products to various industries, including electronics, heavy electrical, automotive, and construction, through over a hundred screw trading companies nationwide. Additionally, we actively approach the development and research of new materials and products, not only to meet modern needs but also to draw out our customers' potential requests. 【Features】 - Adoption of advanced cold forging technology - Utilization of state-of-the-art equipment and advanced techniques - High precision and high quality - Constantly aiming for high-grade product manufacturing - Responsive to diverse needs For more details, please contact us or download the catalog.

• nut
• bolt

At Yoshinori Screw Manufacturing Co., Ltd., we are committed to producing high-quality products by utilizing the latest equipment and skilled techniques, from cold forging to cutting, milling, pressing, and assembly, steadily accumulating achievements. Our brand products are supplied to various industries, including electronics, heavy machinery, automotive, and construction, through over a hundred screw trading companies nationwide. Furthermore, we not only respond to modern needs but also actively approach the development and research of new materials and products to uncover our customers' potential demands. 【Features】 - Adoption of advanced cold forging technology - Utilization of state-of-the-art equipment and cutting-edge techniques - High precision and high quality - Constantly aiming for high-grade product manufacturing - Responsive to diverse needs For more details, please contact us or download our catalog.

• nut
• bolt

At Yoshinori Screw Manufacturing Co., Ltd., we are steadily accumulating achievements by dedicating the latest equipment and skilled techniques to everything from cold forging to cutting, milling, pressing, and assembly, always aiming to produce high-grade products. We supply our brand products to various industries, including electronics, heavy electrical, automotive, and construction, through more than 100 screw trading companies nationwide. Furthermore, we are not only responding to modern needs but also actively approaching the utilization of new materials and the development and research of new products to draw out our customers' potential demands. 【Features】 - Adoption of advanced cold forging technology - Utilization of state-of-the-art equipment and advanced techniques - High precision and high quality - Always aiming to produce high-grade products - Responsive to diverse needs For more details, please contact us or download our catalog.

• nut
• bolt

Our company offers sizes from M2.6 and has a wide variety of products in different sizes, including reverse serrated, left-hand threads, and fine pitch.

• nut

Stable quality at an affordable price. We offer a lineup in various sizes. We also have a wide range of stock available, including those with plating.

• fastener

Cold forging processing with overwhelming performance in small-diameter metalworking. Yoshinori Screw Manufacturing Co., Ltd. has over 40 years of experience as a specialized manufacturer of cold forged nuts, and has engaged in numerous transactions across various fields such as automotive, industrial equipment, home appliances, and construction. In recent years, we have strengthened our supply system to meet the increasing demands for lower costs, lightweight, and high quality, focusing on special products tailored to specifications, in addition to conventional standard nut products. We also challenge the constraints of shape, dimensional accuracy, and geometric tolerances that are typical in conventional forging processes. Our sales policy emphasizes speed and proposals, allowing us to quickly and effectively respond to customer specifications with various product suggestions and narrow down to the optimal products. For more details, please contact us or download our catalog.

• nut
• bolt