互省製作所 List of Products and Services

Introducing the "Hex Socket Low Head Bolt" from Goshou Manufacturing Co., Ltd. The material is structural alloy steel, with a hardness of 35-40 HRC and a head strength equivalent to 6T. The surface is treated with a black oxide coating. We offer a wide range of pitches from 0.5 to 1.5. If you have any issues with hex socket low head bolts, please feel free to consult us. 【Specifications】 ■ Material: Structural alloy steel ■ Hardness: 35-40 HRC (head strength equivalent to 6T) ■ Surface treatment: Black oxide coating ■ Thread: JIS B 0205 (metric coarse thread) ■ Grade: JIS B 0209-2 6g *For more details, please refer to the PDF document or feel free to contact us.

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The "Samscrew" is a product that combines a synthetic resin knob and a hexagon socket bolt through press-fitting. Thanks to the patented Share Lock System (shear coupling system), the knob and bolt are completely adhered, preventing them from loosening or coming apart during use. The length of the screw can be freely chosen to combine the synthetic resin knob and hexagon socket bolt. 【Features】 ■ A wide variety of products ■ Strong and beautiful ■ The Share Lock System ensures that they do not loosen or come apart during use *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements
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The "Shoulder Bolt with Hexagonal Hole (Stripper Bolt)" is a product of Goshō Seisakusho Co., Ltd., which mainly operates in the metal product manufacturing industry. It is made from structural alloy steel and has a surface treatment of black oxide coating. We offer two types: "SH type" and "ST type." 【Product Lineup】 ■SH type 　・6/8/10/12/16/20 ■ST type 　・6/8/10/13/16/20 *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements
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The "Hex Socket Set Screw" is a product of Goshou Seisakusho Co., Ltd., which mainly operates in the metal product manufacturing industry. It is made of structural alloy steel and has a black oxide coating as surface treatment. We handle various types including cup point, flat point, rod point, and cone point. 【Lineup】 ■M1.6 ■M5 ■M10 ■M20, etc. *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements

The "GM type plug" is a product designed so that when the plug is screwed into a PT thread defined by JIS B 0203 (pipe tapered thread), the large end face is nearly on the same plane as the mounting surface, with the reference diameter set close to the large end face. The plug is made using cold working, which ensures high precision, and it is heat-treated, allowing it to be used under high pressure. As a level seal type, it is flush with the embedded main body when installed, providing a smart appearance and enabling miniaturization of the machinery. In addition, we also handle the floating type "GJ type plug." 【Features】 ■ Level seal type (flush type) ■ Enables miniaturization of machinery ■ Includes tightening allowance ■ High precision due to cold working ■ Usable under high pressure *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements

The "Hexagon Hole Bolt" is a product of Koshou Seisakusho Co., Ltd., which mainly operates in the metal products manufacturing industry. It is made from structural alloy steel and has a surface treatment of black oxide coating. A wide variety of types are available, including different pitches and thread lengths. For sizes exceeding M30, please consult us separately. 【Product Lineup (Partial)】 ■ Coarse Thread - M1.6/M5/M10/M20/M30 ■ Fine Thread - M8/M10/M16/M24/M30 *For more details, please refer to the PDF document or feel free to contact us.

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The "Low Head Bolt with Hex Socket" is a product of Gosei Seisakusho Co., Ltd., which mainly operates in the metal product manufacturing industry. It allows for chamfering on the inner surface of the hex socket, with the chamfering end being M5 or larger. A wide variety of types are available in terms of pitch and thread length. 【Tightening Conditions】 ■ Tightening: Torque wrench tightening (Q=1.6) ■ Non-fastened material: Steel or cast iron (FC200-300) ■ Male thread: Steel or cast iron (FC200-300) ■ Lubrication: Oil lubrication (K=0.16) ■ Yield point or strength: Rp₀₂=970N/mm² *For more details, please refer to the catalog or feel free to contact us.

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"Gosho's socket screws" is the comprehensive catalog of Goshō Seisakusho Co., Ltd., which primarily engages in the manufacturing of metal products. It features various screws, including the exceptionally fatigue-resistant "hex socket bolts," as well as "hex socket tapered plug screws" and "orifice sets." A wide range of screws for the machine tool and hydraulic equipment industries is included. [Contents] ■ Hex socket bolts ■ Hex socket tapered plug screws ■ Hex socket set screws ■ Orifice sets ■ Plating guides, etc. *For details, please request materials or view the PDF data available for download. *You can view a digest version from the download section.

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