arrow keys to move 0 - gravity gun 1 - crowbar / tool gun 2 - pistol (Double taping the 2 key will give you the revolver) 3 - smg (pressing the 3 key again will also result in different weapons) 4 - rocket launcher and grenades z - clear everything o - open/cloase spawn menu
NOTE: the phys gun (the thing you get when you press 0) is how you move npc's or props around