Faithfull CHUCK12K keyless chuck, 13 mm capacity 1/2 inch (1.2 cm) x 20 UNF (tool)
I bought this for my chuck Bosch impact drill, because me the sprocket feed annoyed. I use the drill primarily as screwdrivers, drill bit change is now very quickly. By turning the drill I have not yet had. The drill sit very stable in feed. Against
