This product is registered by Teikoku Seizai Co., Ltd..
About This Product
Introducing nuts for joint plates used in railways. JIS E1107 was established in February 1952.
Since then, JIS E1107, E1113, and E1114 have been integrated and published as the new JIS E1107. Teikoku Seizai Co., Ltd. manufactures joint plate bolts and nuts for wit screws according to JIS E1107 Annex 1 (Regulations).
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