A: ~0.75" without a bit and ~1" with a bit
A: The model # 65200 Mini Ratchet is made in Taiwan.
A: They simply slide into the ratchet end. It feels like there is a slight magnetic grab on the bit. My favorite bit is the square head used to install small sockets. Works perfectly for those hard to reach fasteners. I use mine when I do HVAC services.
A: You probably already have your answer, but for other folks who are asking this same question.... you have to remove the little screw, the ring, and the 1/4" 'plug' from the side opposite the ratchet control. The bit fits in there snugly.
A: Just push them in hole that the ratchet is located.
A: The bits just slide inro the hole on the ratchet end. You can insert the 1/4 socket adpter to use 1/4" drive sockets
A: The ¼” side of the dual-drive head holds the ¼” driver bits. To attach a bit, you simply place it in the ¼” opening.
A: Repair parts for the ratchet mechanism are not available.