The Master Lock No. HDLBC0603KA4S features a handleset with a biscuit style interior knob and single cylinder deadbolt with interior thumb turn. The six-way adjustable latch fits all doors with 2-3/8in or 2-3/4in backset, square, rounded corners, or drive-in. The deadbolt is four-way adjustable for 2-3/8in or 2-3/4in backset, square, or rounded corners. This handleset and deadbolt offer ANSI Grade 3 performance for exterior door applications. The polished brass finish provides a sleek appearance. The 25 Mechanical 5 Finish Warranty provides peace of mind from a brand you can trust.