SPECIFICATIONS: adapter is 1/2 inch shaft hole and 1/4 inch through hole. This cordless drill adapter can also be used with a 1/2-inch ratchet or pawl.

SPECIAL DESIGN: On the inside wall of the socket adapter slot, 4 small slots are designed for the ball on the drill adapter. When the bit adapter is installed in the socket adapter, the ball head snaps nicely into the slots, ensuring a tight and secure connection.

EASY TO OPERATE: Simply install the jack and adapter on the axle and drive with a power drill to quickly lift and lower the trailer. No need to lift the jack manually, making the operation safer and easier.

PACKAGE INCLUDES This trailer jack crank handle kit includes 1x drill adapter, 1x bolt, 1x nut, 2x stainless steel washers and 1x socket adapter.

COMPATIBILITY: This trailer jack crank handle cordless drill adapter kit fits Top Wind trailer jack crank handles.