اصول اولیه پولیش ساعت توسط پروفسور جان استاد دانشگاه
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8 سال پیش
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Principles Of Polishing To Perfection
Principles Of Polishing To Perfection
In this video, Prof. John Ahr explains the various types of polishing compounds and equipment necessary to give your jewelry projects a professional looking mirror finish.
Putting a mirror finish on an item is one of the most difficult task performed by a jeweler. After careful sanding to remove all surface scratches, you will need to systematically buff th
8 سال پیش
در تاریخ 1395/03/02 منتشر شده
است.
342
بـار بازدید شده