The invention relates to a handheld drill. The handheld drill comprises a handheld bar, a rotary bar, a rotary disc, a connection rod, a bearing part and a drill bit, wherein the handheld bar is fixedly connected with one end of the rotary disc in a manner of fixed connection; racks are arranged on the surrounding edge of the rotary disc; one end of the connection rod is connected with the bearing part in a manner of fixed connection, and the other end of the connection rod is connected with one end of the rotary disc in a manner of fixed connection; and the drill bit is connected with the bearing part in a manner of detachable connection. The product disclosed by the invention has no need to be driven by any power supply, a rotational speed and a drilling position are controlled in a hand-cranking manner, and the product is easy to control and safe compared with an electric drill, and is small in size, light in weight, and convenient to carry and operate.