A trimmer head in which a cutting line can be loaded to a spool includes ahousingconnectable to a driving shaft. A line outlet is disposed in the housing andthe spool isconnected to the housing. In a line winding mode, the spool includes aposition where an endof a line leading channel is aligned with the line outlet and a cutting linemay enter the lineleading channel and will be in clearance fit with the line leading channel.When the spool isrotated with respect to the housing, a portion of the cutting line in the lineleading channel ispressed tightly therein, and the portion of the cutting line extending fromthe line leading channelcan be pulled toward the spool.