We are Manufacture of Twist Drill Bits in India, the easiest and most effective way to put a hole in steel frequently used for cutting wood, plastic, and metal. Also known as Twist Bits, Twist Drill Bits are most widely used in all drill types and can cut anything from wood and plastic to steel and concrete. Although Twist Drill Bits are designed for cutting metal, they will work well in wood if sharp suitably. Twist Drill Bits are organized in two, three, and four spiral flutes running most of their length.