JIG IT Shelving Jig and 1/4" Bit Set - Shelf Pin Jig - Amazon.com
EZ Align Premium Shelf Pin Drilling Jig With 1/4" And 5mm Self Centering Drill Bits, Dual Sided Shelf Pin Jig for Easy Alignment On Both Sides Of The Shelf - - Amazon.com
Kreg Shelf Pin Drilling Jig | The Down To Earth Woodworker
Woodpeckers SPT2-DEL Shelf Pin And Drawer Slide Template - Deluxe