Power tool housings

A power tool comprising:

• a front housing supporting an output drive;
• a plurality of fasteners;
• a back cap located opposite the front housing;
• wherein the back cap includes a plurality of apertures each sized to receive one fastener of the plurality of fasteners;
• a motor housing located between the front housing and the back cap;
• wherein the motor housing supports a motor;
• wherein the motor includes a rotor configured to rotate about a motor axis to drive rotation of the output drive;
• wherein at least one fastener of the plurality of fasteners engaging the back cap is disposed in at least one of the plurality of apertures of the back cap;
• wherein the motor housing includes a plurality of grooves that extend substantially parallel to the motor axis;
• wherein one groove of the plurality of grooves is aligned with one aperture of the plurality of apertures of the back cap;
• wherein each fastener of the plurality of fasteners is disposed through one of the plurality of apertures of the back cap, along one groove of the plurality of grooves of the motor housing, and secures to the front housing coupling the front housing, the motor housing, and the back cap together;
• and
• wherein the plurality of fasteners extends substantially parallel to the motor axis when coupling the front housing, the motor housing, and the back cap together.