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