Experience precision like never before with Fowler Electronic Edge Finders. These American-made tools light up instantly upon stylus contact with the work edge, offering unparalleled visibility from any angle. With a remarkable repeatability of .0002" and versatile compatibility with electrically conductive metals, they're your go-to solution for precision machining tasks. Specifications: Stylus: 0.200″ Shank:1/2″ Audible:No Battery:12 volt Features: Edge finder lights instantly when stylus touches work edge. Six equally spaced light ports provide visibility at any angle. Made in the USA Read off any electrically conductive metal. Repeatability: .0002"