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Manufacturing & Selling of Polishing Materials : Koyo-Sha Co., Ltd.
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What's new
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
Jul. 7, 2023 (Fri) Aug.11,2023(Fri) ~ Aug.16,2023(Wed)
Our summer 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. 19, 2023 (Wed) Mechanical Components and Materials Technology Expo 2023
Tokyo Big sight. Booth No. East 5 Hall 46-6 during 21st
June - 23rd June 2023 10:00 ~ 18:00 (Final day ~ 17:00)
Apr. 6, 2023 (Thu) A Product Demonstration Video
"Vol. 16 A Polishing Process of Precious Metals (Item: A Silver Spoon)"
Has Been Uploaded.
Dec. 28, 2022 (Wed) A Product Demonstration Video
"Vol.15 Polishing with NEW SUNLITE for Stainless steel (Material: Cigarette lighter)"
Has Been Uploaded.
Dec. 28, 2022 (Wed) A Product Demonstration Video
"Vol.14 Polishing with NEW SUNLITE for Aluminum (Material: Brake lever of motor cycle.)"
Has Been Uploaded.
Dec. 28, 2022 (Wed) A Product Demonstration Video
"Vol.13 Polishing with NEW SUNLITE for Plastic (Material: Cell phone cover)"
Has Been Uploaded.
Oct. 1, 2021 (Fri) Chinese website is now available.
Select the language from the top pull-down menu.
>> Details and back number
New Products
KOYO-SHA Co., Ltd.
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