Patent ID: 8591293

Claim:
A power tool comprising: a wheel guard that is detachably attached to an attachment portion of the power tool having a tool bit that is driven to rotate; a fastening portion that is connected to the wheel guard; and a manipulation lever that is connected to the fastening portion at one end of the manipulation lever so that the fastening portion is fastened to or released from the attachment portion by operating the manipulation lever, wherein the manipulation lever is moved to a first position in which the fastening portion is fixed to the attachment portion and to a second position in which the fastening portion is pivotable with respect to the attachment portion, wherein, when the manipulation lever is positioned at the first position, the other end of the manipulation lever is positioned at an outer circumference of the wheel guard, wherein the fastening portion has a projection portion extending therefrom in a direction approximately perpendicular to the attachment portion, and wherein the projection portion comes into contact with an object material to isolate the manipulation lever therefrom.