Fowler 54-575-650-0 Electronic Edge Finder

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: 0.0002"
• Along with light indication, it also emits an audible "beep" at time of contact with electrically conductive metal
• Stylus: 0.400''
• Shank: 3/4''
• Audible: Yes
• Battery: 12 volt