Product description TST-129 RV Jack Drill Adapter Easily raise and/or lower your jacks with the use of your 3/8" or 1/2" power drill. Reduce the fatigue of cranking with the drill adapter with the no-slip shank. Can be used on all RTP tripod jacks and Mechanical 4-Corner jacks. Finish: Zinc Plated THANKS FOR LOOKING! Package Dimension : 3.25 " L x 1.5 " W x 1.5 " H Model Number : 11094 Item Package Weight : 0.25 pounds