Started in 1989, Diamond Tech is a company specializing in the production of 'diamond files', which are essential for precisional processing in industrial sites and consumers, based on over 30 years of experience and know-how.

Diamond Tech produces the highest quality ‘diamond files’ in Korea.

We produce the best products through thorough management from the initial process to the electrolytic electrodeposition process and finishing process.

Diamond Tech can produce products with various particle sizes (#120 ~ #1000) and shapes.

Diamond Tech's products are supplied to tool stores nationwide and large domestic companies through OEM, and are exported to countries such as Japan, China, Europe, and Mexico.​