Product Introduction Engravure stylus is made of superior industrial diamond. they are used in HELL electronic engraving machines, such as the MDC, HELL-K5, HELL-K6, HELL-K50, HELL-K500, HELL-K500 double head, and HELL-K800 double head. Engravure stylus Angle: 90°--160° Customized Product Advantage Made from superior quality industrial diamond 110°120°135°140° Symmetry and durable