The invention relates to a multi-angle electric hand drill which comprises an electric drill main body, a driving shaft, a drill bit and an angle-adjusting device, wherein the electric drill main body is connected with a drill bit clamp; the drill bit clamp is connected with the angle-adjusting device through the driving shaft; the angle-adjusting device is connected with the drill bit through the drill bit clamp; the angle-adjusting device is provided with an angle-adjusting box; a first bevel gear, a second bevel gear, a shaft sleeve, bevel gear shaft sleeves, a bevel gear driving shaft, a driven gear and a driving gear are arranged in the angle-adjusting box; the driving gear is connected with the driving shaft through the shaft sleeve; the driving gear is meshed with the driven gear; the front end of the driven gear is connected with the first bevel gear through a shaft; the tail end of the driven gear is inserted into the shaft sleeve; a bevel gear shaft sleeve is arranged at the front end of the first bevel gear; the first bevel gear is meshed with the second bevel gear; the tail end of the second bevel gear is connected with the shaft sleeve through the bevel gear driving shaft; a bevel gear shaft sleeve is arranged at the head end of the second bevel gear. The multi-angle electric hand drill has the advantages of all-directional operation, simple use, safety and reliability.