Used to fix panels and access hatches to car bodywork using self tappingfasteners. Drill both panels with a clearance hole for the screw, push the clip over the edge of the panel and then screw the panels together. The clip takes up any tolerance in the exact position of the clearance hole. Used in many vehicles including modern. Overall size of clip is 15mm ( 5/8") x 11mm (7/8") and it accepts a self tapper style coarse thread screw. Fits up to a 2mm thick panel. Supplied with N0:8 18mm (3/4") long scew with hex head and 12mm dia washer built in. Pack of 5.