This exciting tool enables precision cordless engraving anywhere by anyone from professional technicians and mechanics to homeowners and DIYers. Users can protect all types of valuables with identifying markings and even perform delicate personalization of items. Designed in-house by Generals engineering team (Patent Pending), the engravers powerful 20,000 RPM motor is powered by just two AAA batteries and enables engraving in glass, metal, ceramic and plastic. An aluminum body offers superior durability and the one-of-a-kind tri-lobe ergonomic grip provides the ultimate in comfort and ease-of-use. FeaturesDiamond Tip BitPrecision cordless engraving anywhereUse on metal, plastic, ceramic or glass surfaces Uses standard 3/32" engraving bitAluminum body 20,000 RPM motor, 2 AAA batteries (included)