Whether you re installing one new knob or dozens of larger pulls - from 1 3/4 to 12 center to center - the Cabinet Hardware Jig Pro is the go-to choice for ensuring professional-quality accuracy and consistency every time. A movable end stop and built-in measuring scales (with imperial and metric markings) make it easy to position knobs and pulls precisely. Plus the Cabinet Hardware Jig features movable hardened-steel drill guides that lock in place to accommodate hole spacing up to 12 . The guides make it simple to drill straight accurately positioned holes. This jig works with almost any style of knob or pull too making it exceptionally versatile.