The MASTERCUT-24 ROTARY TRIMMER ROROTATRIM ZMAP is specially designed with self-sharpening blades that makes it virtually maintenance-free. It features unique chromed steel twin guide rails that offer a silent glide action. The durable construction with an all-metal cutting head and end frames makes it withstand high volume applications. The solid laminated MDF baseboard is screen-printed with a 10mm grid, A4+ size indicators and two additional metric / imperial scale bars, which helps in the accurate placement of work. Additionally, the flat and rotary blades are made of high quality hand-finished tungsten steel that offers unmatched accuracy and longevity.