Products compatible with long lengths (with a thickness-to-length ratio of 10 times or more)! Products equipped with a loosening prevention function.
We handle "Thread Rolling Screws (Tap Tight)" that can be fastened by directly screwing into a pilot hole that has not been processed with female threads. Some of these screws are compatible with small screws, and they are characterized by a rice ball-shaped cross-section, which provides a locking function to prevent loosening. Additionally, we offer S type, C type, B type, and P type, and we handle a wide range of long products. 【Features】 ■ Has a locking function to prevent loosening ■ Some products are compatible with small screws ■ Screw cross-section is rice ball-shaped (triangular) ■ We handle a large number of long products *For more details, please download the PDF or feel free to contact us.
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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.