Edge Trimming Tool Assembly and Power Tool

An edge trimming tool assembly (1) is disclosed configured to cut vegetation around edge formations (50). The assembly (1) comprises a drive shaft (3) and a trimming tool (5) configured to be rotated around a rotation axis (ax) by the drive shaft (3) such that a radially outer portion (5') of the trimming tool (5) orbits in a circular path (c). The assembly (1) comprises a guard (7) comprising a first guard portion (11) covering a portion of an area (A) formed inside the circular path (c) as seen in a first direction (d1) parallel to the rotation axis (ax) and a second guard portion (12) covering a portion of the area (A) as seen in a second direction (d2) parallel to the rotation axis (ax), wherein the second direction (d2) is opposite to the first direction (d1). The present disclosure further relates to a power tool (2) comprising an edge trimming tool assembly (1).