Suitable for common materials such as wood, laminate, particleboard, plywood, etc., widely used in woodworking, home improvement, handicrafts and other fields. Suitable for most power tools equipped with 1/4 inch chuck, such as engraving machines, bench drills, etc., for easy operation. The size is 1/4x1/2x1.6 inches, and the standard specifications are suitable for various engraving work. Made of carbide, it ensures that the drill bit is sharp and durable, providing long-lasting cutting performance. The pointed mouth design helps to quickly cut into the material and provide precise engraving effects, suitable for various detailed engraving needs., Manufacturer: YINETTECH