Sparrows Bump keys cover the top 5 commercial and residential key ways. Also included is 1 pad lock bump key. All Sparrows Bump keys are made with original cuts to the deepest settings to ensure a factory Quality reproduction. With proper technique a bump key will be able to open a high percentage of locks quickly and efficiently.Sparrows Bump Key Set:Schlage (SC1)Kwikset (KW1)Weiser (WR5)Dexter (DE6)Yale (Y1)Master(M1)Sparrows Key Chain