Alpinetech 16mm 5/8" Anti-Vandal Momentary Stainless Steel Metal Push Button Switch Flat Top (Sloped Bezel) Normally Open 1NO Shallow Depth Momentary Type - Push & Hold ON, Release OFF Short depth - High IP65 Protection for used in wet or dusty enviroment. Stainless Steel material for resistant to wear and abrasion. Great for electronmagnetic Starter, relay, Horn Button Switch, PC Power Switch