A non-slip removable spacer for holding a workpiece in place relative to a work surface when interposed therebetween without permanent bonding therebetween. The spacer has a core with generally planar surfaces, with a pair elastomeric coverings applied to the surfaces. Further disclosed is a recessed attachment member in the spacer to receive a spindle element which permits spacers to be connected in a spaced part relationship. The spindle further includes a shelf.