Kreg Cabinet Hardware Jig - Adjustable Guides, Measuring Scales, Versatile for Single and Multi-Hole Knobs in the Woodworking Tool Accessories department at Lowes.com
Build a Simple Jig to Drill Cabinet-Handle Holes Perfectly - Fine Homebuilding
How to Make a Jig for Aligning Holes for Cabinet Pulls | Van Dyke's Restorers
How to Make a Tool for Aligning Holes for Cabinet Pulls | Van Dyke's Restorers
Making a Jig for Installing Cabinet Pulls : 10 Steps - Instructables