Inton 105 Degree Right Angle Drilling and Driving Power Drill Attachment with 1/4-Inch Hex Quick Change 360 degree adjustable thumb flange 1/4 inch hex drive shaft is quick change compatible and fits most power drill and driver chucks Gears housed in die cast body with 3 sets of ball bearings for long lasting durability Extends power of cordless screwdrivers - 100 in/lbs. torque, 400 RPM Magnetic 1/4 inch hex socket accepts and holds standard drill and driver bits