Product Description The Master Lock TUCO0705 features a keyed alike tulip style door knob and single cylinder deadbolt lock, with interior thumb turn. The six-way adjustable latch fits all doors with 2-3/8 in. (60 mm) or 2-3/4 in. (70 mm) backset, square, rounded corners, or drive-in. The deadbolt is four way adjustable for 2-3/8 in. (60 mm) or 2-3/4 in. (70 mm) backset, square, or rounded corners. This door knob with lock and deadbolt combo pack is ANSI Grade 3 and designed for exterior door applications. The polished brass finish provides a sleek appearance. The Ten Year Limited Warranty provides peace of mind from a brand you know and can trust. From the Manufacturer Master Lock TUCO0705 grade 3 residential door hardware offers a unique combination of quality, features and innovation to provide superior value for residential grade 3 end users and is a dependable replacement for any brand of door hardware. Master Lock residential door hardware offers today's most popular styles in today's most popular finishes to provide the perfect compliment to any style home.