Our Medium Duty Hex Driver are convenient sockets with a shank designed to fit selected GroundGrabba stakes and ground anchors. What You Get Your choice of: 16mm for GroundGrabba Pro range and Juiniors. 19mm For GroundGrabba Lite. Specifications Hex size: 16mm Weight: 70 grams Dimensions: 2cm x 5cm Or Hex size: 19mm Weight: 80grams Dimensions: 2.5 x 5cm Additional Information Simply snap the Hex Driver into any standard cordless rattle guns or drill chuck. This is a common size used with caravans for winding stabiliser legs and other accessories. Our Medium Duty Hex Driver is of medium strength for normal use. Not intended for use with extremely tough terrain or with high torque drills/rattle guns. Warranty Our socket drivers are offered with a twelve month replacement warranty for breakage or manufacturing defects.