The “Blender Full of Rocks” Fix: Swapping the 123869-6 Gearbox Assembly
You are driving a 3-inch lag screw into a dense piece of oak. Right as the screw bites down, your trusty sub-compact drill lets out a horrifying, metallic grinding screech. It sounds like a blender full of gravel. The motor is spinning freely, but the chuck isn’t turning. Your transmission is officially fried. When a












