We accept inquiries regarding cost reduction, shortened delivery times, and small lot production for screws, bolts, and cold-formed parts.
The products of Koyauchi Fasteners Co., Ltd. are used in various industries and fields that form the foundation of daily life, including construction, civil engineering, automotive, electrical, industrial machinery, toys, medical devices, railway vehicles, and agricultural machinery. In particular, our "non-standard sizes," which are thick and short or thin and long, are highly appreciated by many customers. We aim to contribute even more to the industries and fields that support our daily lives through product development that meets customer needs, in addition to our existing product lineup. 【Business Description】 ○ Manufacturing and processing of screws, screw-attached parts, industrial parts, etc. For more details, please contact us or download the catalog.
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basic information
【Manufacturing Range】 ○ Diameter: Φ1.2 to 10mm ○ Length: Approximately 2 to 160mm ○ Material: Carbon steel, alloy steel, brass, copper, aluminum, ○ Stainless steel (SUS304, XM7, 316, 410, 430, etc.) ○ Special Processing: Washer assembly (sems), split ends, grooving, etc. 【Products Handled】 ○ Wood screws ○ Tapping screws ○ Small screws and bolts ○ Concrete screws ○ Hollow rivets ○ Magnetic shafts ○ Sems ○ U-bolts ○ Special screws ○ Thread rolling screws ○ Core rods and nails ○ Anchor pins ● For more details, please contact us or download the catalog.
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Company information
The products of Koyauchi Fastener Co., Ltd. are used in various industries and fields that form the foundation of everyday life, including construction, civil engineering, automotive, electrical, industrial machinery, toys, medical devices, railway vehicles, and agricultural machinery. In particular, our "non-standard sizes," which are thick and short or thin and long, are well-received by many customers. We aim to contribute even more to the industries and fields that support our daily lives through product development that meets customer needs, in addition to our existing product lineup.