Rafix Furniture Connectors with Bolts for 19mm, 3/4" Material Flush System - 20 Pieces No projecting parts due to the countersunk rim on the housing Housing is mounted flush to shelf Panels can be stacked without spacers Without ridge With tightening element Mounting cetner: 9.5 mm For wood thickness 19 mm Dim. A9.5 mm Drilling depth 14.2 mm +0.2 mm For panel material Wood Version with rim, with tightening element, without ridge, without dowel, With countersunk rim Drive PZ2 cross slot MaterialPlastic, Tightening element: Zinc alloy Installation: flush-mounted