Aluminum Push Button Latch, For Wood Or Metal Screen & Storm Doors With 1-3/4" Hole Spacing, For Doors 1-1/4" To 2" Thick, Use Pan Mach Screws 8-32 x 2-3/8" Not Provided, 1 Piece Shaft Provides Firm Push Button Action, Offers Anti Lockout Design, Inside Latch Has Exclusive Double Lock Deadbolt Security, Key Operated Locking Unit With 2 Keys Provided.