Glass pane holder

This holds glass panes in place on cabinets, doors, and wherever else you can put a screw next to. You've seen them, you know what they do. Hard to find at hardware stores for some reason.
Hole: #6 screw
Length .800 (20.32mm)
width .500 (12.694mm)
Height is .160 (4mm ish)
Step is .030 (.76 mm)