Dimensions Dia Two Handle Widespread Lavatory Faucet, SLW-3512-1.5, SLW-3522-1.5 A B C D E F G H I J K L M N O P Q R S T U Measurements Min. 8", 203 mm Max. 16", 406 mm 2 3/8", 60 mm Min. 4", 102 mm 2 1/2", 64 mm 2", 51 mm 2 1/2", 64 mm 1 7/8", 48 mm Hole Size Min Ø 1 1/2", 38 mm Max Ø 1 5/8", 41 mm Deck Thickness Ref. Max 1 3/8", 35 mm (2x) Hole size Min. 1 1/8", 29 mm Max.