Features: Professional laser head with high speed, high precision and high stability. Bright blue light, easy for locating when engraving. Adjustable laser head, easy to adjust, ensure engraving with good quality and high efficiency. Laser head is more durable and stable after high temperature and long time aging. Suitable for Master series DIY engraving machine, easy to install. Main applications: deep engraving, drawing, simple cutting, etc.Especially good at depth engraving （0.5-1.5mm wood）, Can cut 1mm, unable to engrave metal and glass. Supported engraving materials: Wood, gray paper, leather, bamboo, blackening plastics, rubber, pcb, paint metal etc.