NOTA Department of Precision Engineering is a private company. Since its foundation in 1987, we have maintained a high position in the market of tools with superhard materials. We specialize in the production and regeneration of diamond dies, some of which work may be made of natural diamond, synthetic diamond mono- and polycrystalline. We use unique technologies, laser treatment and ultrasound. The offer also includes inserts, micropowders diamond grain boron nitride, diamond paste and paste with titanium carbide, diamond discs and other diamond tools.