Featuring a Limited Lifetime Guarantee, this lockset meets or exceeds ANSI Grade 3 Standards for residential use. This combo pack is most effective for exterior doors where keyed entry and security is needed. Featuring a radius latch with a dual backset and optional drive-in feature. When used as a replacement lock only a screwdriver is need to make installation a snap. Keyed locks can be re-keyed to fit your existing KW1 keyway. Please contact your HD Supply representative for further details.