1. Cutout Size: 2inch Diameter Hole. 2. Material/Finish: Stainless Steel.Durable and corrosion resistant plastic to the harsh marine conditions 3. Use:With key Locking for additional security, protective and safe.this latch is widely used by all the major boat and yacht manufacturers, and slam latch is great for new applications as well Easy to install: Marine flush pull hatch latch easy to install,directly replace your worn or broken door latch Color: Silver