Power tool and a depth adjustment mechanism therefor

A depth adjustment mechanism for a power tool for adjusting a distance a cutting tool projects through a base of the power tool, the depth adjustment mechanism comprising:

• a depth rod adjustably mounted to a housing and arranged to engage the base when the housing is plunged towards the base;
• a depth adjustment knob mechanically coupled to the depth rod being arranged to move the depth rod with respect to the housing;
• a locking knob for selectively locking the depth rod,
• wherein one of the depth adjustment knob and the locking knob is at least partially nested within the other of the depth adjustment knob and the locking knob.

A power tool comprising:

• a housing;
• a motor assembly arranged to rotate a cutting tool, the motor being mounted in the housing;
• at least one guide post slidably mounted to the housing;
• a base fixed to the at least one guide post;
• and
• a depth adjustment mechanism arranged to adjust the distance the cutting tool projects through the base, the depth adjustment mechanism comprises:
• a depth rod adjustably mounted to the housing and arranged to engage the base when the housing is plunged towards the base;
• a depth adjustment knob mechanically coupled to the depth rod being arranged to move the depth rod with respect to the housing;
• a locking mechanism moveable between a locked position and an unlocked position for selectively locking the depth rod,
• wherein the locking mechanism comprises a clamping element configured to clamp against the depth rod when the locking mechanism is in the locked position.