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Manufacturing & Selling of Polishing Materials : Koyo-Sha Co., Ltd.
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What's new
Jul. 17, 2024 (Wed) Aug.10,2024(Sat) ~ Aug.15,2024(Thu)
Our summer holiday
Feb. 15, 2024 (Thu) A Product Demonstration Video
"Vol. 18 A Polishing Titanium (Item: A Silver Spoon)"
Has Been Uploaded.
Dec. 4, 2023 (Mon) Dec. 29, 2023 (Fri) ~ Jan. 3, 2024 (Wed)
Our winter holiday
May. 10, 2023 (Wed) A Product Demonstration Video
"Vol.17 Polishing with NEW SUNLITE for Copper-Brass (Material: Buddhist objects)"
Has Been Uploaded.
Apr. 6, 2023 (Thu) A Product Demonstration Video
"Vol. 16 A Polishing Process of Precious Metals (Item: A Silver Spoon)"
Has Been Uploaded.
Oct. 1, 2021 (Fri) Chinese website is now available.
Select the language from the top pull-down menu.
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New Products
KOYO-SHA Co., Ltd.
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