The tri-tip drill bit can accurately locate the drilling holes and our drill bits have a widened and deepened large-capacity chip removal groove, which can quickly remove chips and improve work efficiency. Made of high carbon steel, the drill bits enjoy good toughness and durability. A wide range of applications and compatibility. The drill bits are suitable with all kinds of drill drivers, such as cordless drills, electric drills, bench drills and other tools. The brad point drill bits can be applied in woodworking, furniture making, and other wood work and be used on different materials such as softwood, hardwood, plywood, rubber, polyurethane. When applying a cordless drill, a large power model with 24V or more is required.